diff --git a/crates/ide-extension/src/manifest.rs b/crates/ide-extension/src/manifest.rs
index bfec7cd72..951a355bd 100644
--- a/crates/ide-extension/src/manifest.rs
+++ b/crates/ide-extension/src/manifest.rs
@@ -34,7 +34,7 @@ use std::path::{Component, Path, PathBuf};
 
 pub const MANIFEST_FILE: &str = "plugin.toml";
 /// The plugin API (engine) version this host implements.
-pub const ENGINE_VERSION: &str = "1.7.0";
+pub const ENGINE_VERSION: &str = "1.8.0";
 /// The 0.1 API, still accepted for contribution-only packages and 0.1 components.
 pub const LEGACY_API: &str = "0.1";
 /// Marketplace categories, in the order they are shown.
@@ -166,6 +166,7 @@ pub const EVENT_KINDS: &[&str] = &[
     "editor-focused",
     "action-performed",
     "vcs-changed",
+    "problems-changed",
 ];
 
 impl std::fmt::Display for ActivationEvent {
@@ -372,6 +373,11 @@ impl Manifest {
             {
                 self.needs_api(&format!("`{event}`"), 6)?;
             }
+            // Added after 1.7.0 shipped: a 1.7 host rejects the manifest, so the gate is the minor
+            // that carries it.
+            if matches!(event, ActivationEvent::Event(kind) if kind == "problems-changed") {
+                self.needs_api(&format!("`{event}`"), 8)?;
+            }
             if matches!(event, ActivationEvent::Event(kind) if matches!(kind.as_str(), "file-closed" | "settings-changed" | "input-mode-changed" | "run-exited" | "terminal-exited" | "content-tab-action"))
             {
                 self.needs_api(&format!("`{event}`"), 4)?;
diff --git a/crates/ide-host/src/diagnostics_store.rs b/crates/ide-host/src/diagnostics_store.rs
new file mode 100644
index 000000000..a3938d3f1
--- /dev/null
+++ b/crates/ide-host/src/diagnostics_store.rs
@@ -0,0 +1,78 @@
+//! Host-owned diagnostics snapshot: every `Diagnostics` event lands here, whoever
+//! emitted it and whatever window it was addressed to. Plugins read this instead of
+//! the UI-reported Problems reports, so what a plugin sees no longer depends on
+//! window lifetime, the invoking window's project, or the report loop's liveness.
+
+use ide_core::{Diagnostic, EventSink, IdeEvent, SharedSink};
+use parking_lot::RwLock;
+use std::collections::BTreeMap;
+use std::path::PathBuf;
+use std::sync::Arc;
+
+#[derive(Default)]
+pub struct DiagnosticsStore(RwLock<BTreeMap<PathBuf, BTreeMap<String, Vec<Diagnostic>>>>);
+
+impl DiagnosticsStore {
+    /// Full replacement for one (file, producer), like the event itself.
+    pub fn replace(&self, path: &PathBuf, source: &str, items: Vec<Diagnostic>) {
+        let mut map = self.0.write();
+        let sources = map.entry(path.clone()).or_default();
+        if items.is_empty() {
+            sources.remove(source);
+            if sources.is_empty() {
+                map.remove(path);
+            }
+        } else {
+            sources.insert(source.to_owned(), items);
+        }
+    }
+
+    /// Every file's diagnostics as one entry per producer.
+    pub fn problems(&self) -> Vec<(PathBuf, String, Vec<Diagnostic>)> {
+        let map = self.0.read();
+        map.iter()
+            .flat_map(|(path, sources)| {
+                sources.iter().map(move |(source, items)| (path.clone(), source.clone(), items.clone()))
+            })
+            .collect()
+    }
+
+    pub fn file(&self, path: &PathBuf) -> BTreeMap<String, Vec<Diagnostic>> {
+        self.0.read().get(path).cloned().unwrap_or_default()
+    }
+
+    /// Drops the files under `root` (their project closed; the producers will re-report
+    /// on open). Returns the number of files removed.
+    pub fn forget_root(&self, root: &PathBuf) -> usize {
+        let mut map = self.0.write();
+        let before = map.len();
+        map.retain(|path, _| !path.starts_with(root));
+        before - map.len()
+    }
+}
+
+/// Records `Diagnostics` events, then delivers them as usual.
+pub struct RecordingSink {
+    pub inner: SharedSink,
+    pub store: Arc<DiagnosticsStore>,
+}
+
+impl EventSink for RecordingSink {
+    fn emit(&self, event: IdeEvent) {
+        if let IdeEvent::Diagnostics { path, source, items } = &event {
+            self.store.replace(&path.0.clone(), source, items.clone());
+        }
+        self.inner.emit(event);
+    }
+}
+
+/// A sink whose diagnostics are recorded; the store outlives every project.
+pub type RecordSinkFactory = Box<dyn Fn(&str) -> SharedSink + Send + Sync>;
+
+/// Wraps a sink factory so every sink it creates records diagnostics.
+pub fn recording_sink_factory(store: Arc<DiagnosticsStore>, inner: crate::SinkFactory) -> crate::SinkFactory {
+    Box::new(move |window| {
+        let inner = inner(window);
+        Arc::new(RecordingSink { inner, store: store.clone() }) as SharedSink
+    })
+}
diff --git a/crates/ide-host/src/lib.rs b/crates/ide-host/src/lib.rs
index 17e6c66aa..8ea2f63bc 100644
--- a/crates/ide-host/src/lib.rs
+++ b/crates/ide-host/src/lib.rs
@@ -5,6 +5,7 @@
 
 pub mod agent_secrets;
 pub mod data_dirs;
+pub mod diagnostics_store;
 pub mod environment;
 mod formatter;
 mod java_runtime;
@@ -58,6 +59,9 @@ pub struct HostConfig {
 pub struct Host {
     pub(crate) mcp_executable: RwLock<Option<PathBuf>>,
     plugin_host: RwLock<std::sync::Weak<plugins::PluginHost>>,
+    /// Every `Diagnostics` event the host ever emitted, per file and producer:
+    /// the snapshot plugins read (`problems`), independent of windows and reports.
+    pub diagnostics: Arc<diagnostics_store::DiagnosticsStore>,
     pub mcp_reports: mcp::Reports,
     pub mcp_requests: mcp::Requests,
     /// Commands agents run in the Run tool window (`run_command`).
@@ -135,12 +139,16 @@ impl Host {
             runtime,
             project_environment,
         } = config;
+        // Every sink the host hands out records diagnostics into the shared store first.
+        let diagnostics: Arc<diagnostics_store::DiagnosticsStore> = Arc::default();
+        let sink_for: SinkFactory = diagnostics_store::recording_sink_factory(diagnostics.clone(), sink_for);
         let global_settings = SettingsStore::load(&config_dir, None);
         let ssh = Arc::new(ide_ssh::SshManager::new(data_dir.join("ssh-passwords.json")));
         ssh.set_configs(global_settings.effective().ssh.configs);
         let host = Self {
             plugin_host: RwLock::default(),
             mcp_executable: RwLock::default(),
+            diagnostics,
             mcp_reports: Default::default(),
             mcp_requests: Default::default(),
             mcp_agent_runs: Default::default(),
@@ -288,6 +296,9 @@ impl Host {
         }
         project.files_events_active.store(false, std::sync::atomic::Ordering::Release);
         project.plugin_diagnostics.close();
+        // The producers will re-report when a project reopens; until then the snapshot
+        // must not answer for files whose project is gone.
+        self.diagnostics.forget_root(&project.root);
         if let Some(plugins) = plugins::editor_plugin_host() {
             plugins.invalidate_client_navigation(&project.root, Some(window), None);
             plugins.set_active_file(window, None);
diff --git a/crates/ide-host/src/ops/spell.rs b/crates/ide-host/src/ops/spell.rs
index dd741da92..9ac868bf3 100644
--- a/crates/ide-host/src/ops/spell.rs
+++ b/crates/ide-host/src/ops/spell.rs
@@ -47,14 +47,17 @@ pub async fn spell_check(
     let syntax = host.syntax();
     let cancel = host.begin_request(request);
     let result = blocking(move || {
+        let path = project.documents.snapshot(doc)?.path.0.clone();
         let snap = project.documents.text_snapshot(doc)?;
         if snap.large {
-            return Ok(Vec::new());
+            return Ok((path, Vec::new()));
         }
         let regions = if PROSE.contains(&snap.language.as_str()) {
             ide_spell::prose_regions(&snap.text)
         } else {
-            let Some(found) = syntax.spelling_regions(&snap.language, &snap.text) else { return Ok(Vec::new()) };
+            let Some(found) = syntax.spelling_regions(&snap.language, &snap.text) else {
+                return Ok((path, Vec::new()));
+            };
             found
                 .into_iter()
                 .map(|r| Region {
@@ -72,11 +75,32 @@ pub async fn spell_check(
         if cancel.is_cancelled() {
             return Err(IdeError::cancelled());
         }
-        speller(&project).check(&snap.text, &regions, &|| cancel.is_cancelled()).ok_or_else(IdeError::cancelled)
+        let typos =
+            speller(&project).check(&snap.text, &regions, &|| cancel.is_cancelled()).ok_or_else(IdeError::cancelled)?;
+        Ok((path, typos))
     })
     .await;
     host.end_request(request);
-    result
+    // Record the typos in the host's diagnostics snapshot so line-end annotations
+    // see them without waiting for a UI report; the editor still draws from its
+    // own call above, unchanged.
+    if let Ok((path, typos)) = &result {
+        let items: Vec<ide_core::Diagnostic> = typos
+            .iter()
+            .map(|t| ide_core::Diagnostic {
+                range: t.range,
+                severity: ide_core::Severity::Info,
+                message: format!("Typo: In word '{}'", t.word),
+                source: Some("Spelling".into()),
+                code: None,
+                unnecessary: false,
+                deprecated: false,
+                server: None,
+            })
+            .collect();
+        host.diagnostics.replace(path, "Spelling", items);
+    }
+    result.map(|(_, typos)| typos)
 }
 
 /// Replacements for a misspelt `word`, best first (Typo › Change to…).
diff --git a/crates/ide-host/src/plugins/api.rs b/crates/ide-host/src/plugins/api.rs
index e4c83af78..48be3908c 100644
--- a/crates/ide-host/src/plugins/api.rs
+++ b/crates/ide-host/src/plugins/api.rs
@@ -3176,26 +3176,17 @@ impl PluginWorkspace for HostWorkspace {
         Ok(out)
     }
     fn problems(&self, client: &str, path: Option<&Path>) -> Result<Vec<ide_plugin::FileProblems>, HostError> {
+        // The host records every `Diagnostics` event it emits (language servers,
+        // builds, spelling, plugin providers), so this sees a file's problems
+        // whatever window opened it — not just the ones its UI reported.
         let host = self.0.upgrade().ok_or(HostError::Cancelled)?;
-        let root = host.project(client).map_err(failed)?.root.clone();
-        let windows = host.windows_for_root(&root);
+        host.project(client).map_err(failed)?;
         let mut out = Vec::new();
-        for file in host.mcp_reports.problems(&windows) {
-            if path.is_some_and(|p| p != file.path.0) {
+        for (file, source, diagnostics) in host.diagnostics.problems() {
+            if path.is_some_and(|p| p != file) {
                 continue;
             }
-            if ide_plugin::resolve_new_in_root(&root, &to_ipc(&file.path.0)).is_err() {
-                continue;
-            }
-            let mut sources: BTreeMap<String, Vec<ide_core::Diagnostic>> = BTreeMap::new();
-            for d in file.items {
-                sources.entry(d.server.clone().or_else(|| d.source.clone()).unwrap_or_default()).or_default().push(d);
-            }
-            out.extend(sources.into_iter().map(|(source, diagnostics)| ide_plugin::FileProblems {
-                path: to_ipc(&file.path.0),
-                source,
-                diagnostics,
-            }));
+            out.push(ide_plugin::FileProblems { path: to_ipc(&file), source, diagnostics });
         }
         Ok(out)
     }
@@ -3321,6 +3312,8 @@ impl PluginWorkspace for HostWorkspace {
         path: &Path,
         items: Vec<ide_core::Diagnostic>,
     ) -> Result<(), HostError> {
+        // Any open project may publish problems for any file: annotations follow the
+        // file, not the window (an editor can show a file outside every project root).
         let projects = HostWorkspace::projects(self);
         let project = projects
             .iter()
@@ -3332,7 +3325,8 @@ impl PluginWorkspace for HostWorkspace {
                     .iter()
                     .find(|p| crate::project::workspace_member_roots(&p.root).iter().any(|m| path.starts_with(m)))
             })
-            .ok_or_else(|| HostError::Invalid(format!("{} is not in an open project", path.display())))?;
+            .or_else(|| projects.first())
+            .ok_or_else(|| HostError::NotFound("no project is open".into()))?;
         project.sink.emit(ide_core::IdeEvent::Diagnostics {
             path: path.to_path_buf().into(),
             source: format!("plugin:{source}"),
@@ -4135,16 +4129,23 @@ impl PluginApi {
             return Err(HostError::Invalid("reversed decoration range".into()));
         }
         let replacement = if let Some(path) = path {
-            let workspace = self.shared.workspace().ok_or_else(|| HostError::NotFound("no project open".into()))?;
-            let (root, real) = workspace
-                .projects()
-                .into_iter()
-                .filter_map(|root| ide_plugin::resolve_new_in_root(&root, &to_ipc(path)).ok().map(|real| (root, real)))
-                .max_by_key(|(root, _)| root.components().count())
-                .ok_or_else(|| HostError::Invalid("path outside open projects".into()))?;
+            // The decoration follows the file, not the window's project: editors render
+            // whatever they have open, including files outside every project root. The
+            // set's root stays the path's own (deepest open) project for tree filtering.
+            let root = self
+                .shared
+                .workspace()
+                .map(|w| {
+                    w.projects()
+                        .into_iter()
+                        .filter(|root| path.starts_with(root))
+                        .max_by_key(|root| root.components().count())
+                })
+                .unwrap_or_default()
+                .unwrap_or_else(|| path.parent().map(Path::to_path_buf).unwrap_or_else(|| path.to_path_buf()));
             Some(super::DecorationSet {
                 root: root.into(),
-                path: real.into(),
+                path: ide_core::IpcPath(path.to_path_buf()),
                 set_id: set.into(),
                 tree,
                 items,
@@ -4188,6 +4189,8 @@ fn decoration_style(style: &str) -> bool {
             | "warning"
             | "error"
             | "info"
+            | "typo"
+            | "weak"
             | "underline"
             | "strikethrough"
             | "muted"
@@ -4308,8 +4311,11 @@ mod workbench_tests {
         };
         api.decorations(Some(&path), "set", vec![item("highlight"), item("unknown")]).unwrap();
         assert_eq!(api.shared.decoration_sets()["test"][0].items.len(), 1);
-        assert!(api.decorations(Some(&root.join("../outside.txt")), "set", vec![]).is_err());
+        // Decorations follow the file: a path outside the open project is accepted too.
+        api.decorations(Some(&root.join("../outside.txt")), "set", vec![]).unwrap();
+        assert_eq!(api.shared.decoration_sets()["test"].len(), 2);
         api.decorations(None, "set", vec![]).unwrap();
+        assert!(api.shared.decoration_sets()["test"].is_empty());
         for i in 0..50 {
             api.decorations(Some(&path), &format!("s{i}"), vec![]).unwrap();
         }
@@ -4350,6 +4356,29 @@ mod workbench_tests {
         api.shared.clear_plugin("test", true);
         assert!(api.shared.decoration_sets().is_empty());
     }
+    #[test]
+    fn decoration_styles_keep_the_severity_palette_the_editor_renders() {
+        // Inspection Lens colours typos and weak warnings with their own styles; the
+        // host must keep them, not silently drop them the way an unknown style is dropped.
+        for style in [
+            "highlight",
+            "search",
+            "added",
+            "modified",
+            "removed",
+            "warning",
+            "error",
+            "info",
+            "typo",
+            "weak",
+            "underline",
+            "strikethrough",
+            "muted",
+        ] {
+            assert!(decoration_style(style), "{style} should be a known style");
+        }
+        assert!(!decoration_style("unknown"));
+    }
     fn git(root: &Path, args: &[&str]) {
         let out = StdCommand::new("git").current_dir(root).args(args).output().unwrap();
         assert!(out.status.success(), "{}", String::from_utf8_lossy(&out.stderr));
diff --git a/crates/ide-host/src/plugins/event_paths.rs b/crates/ide-host/src/plugins/event_paths.rs
index aa1cccad2..ad0228495 100644
--- a/crates/ide-host/src/plugins/event_paths.rs
+++ b/crates/ide-host/src/plugins/event_paths.rs
@@ -129,6 +129,7 @@ impl PluginHost {
                 }
                 let path = match event {
                     WorkbenchEvent::FileOpened(path) | WorkbenchEvent::FileSaved(path) => Path::new(path),
+                    WorkbenchEvent::EditorFocused(Some(path)) => Path::new(path),
                     WorkbenchEvent::DocumentChanged(change) => Path::new(&change.path),
                     _ => return Some(event.clone()),
                 };
@@ -136,16 +137,25 @@ impl PluginHost {
                     return None;
                 }
                 let workspace = workspace.as_ref()?;
+                let real = ide_plugin::resolve_real(path);
+                // The file's own project, not the invoking window's: annotations follow
+                // the file, so a plugin hears about a file another window has open.
                 let root = match client {
-                    Some(client) => workspace.project_of(client),
-                    None => {
-                        let real = ide_plugin::resolve_real(path);
-                        workspace
-                            .projects()
-                            .into_iter()
-                            .filter(|r| real.starts_with(ide_plugin::resolve_real(r)))
-                            .max_by_key(|r| r.components().count())
-                    }
+                    Some(client) => workspace
+                        .project_of(client)
+                        .filter(|r| real.starts_with(ide_plugin::resolve_real(r)))
+                        .or_else(|| {
+                            workspace
+                                .projects()
+                                .into_iter()
+                                .filter(|r| real.starts_with(ide_plugin::resolve_real(r)))
+                                .max_by_key(|r| r.components().count())
+                        }),
+                    None => workspace
+                        .projects()
+                        .into_iter()
+                        .filter(|r| real.starts_with(ide_plugin::resolve_real(r)))
+                        .max_by_key(|r| r.components().count()),
                 }?;
                 if plugin.dev_root.as_deref().is_some_and(|r| r != root) {
                     return None;
diff --git a/crates/ide-host/src/plugins/ui_points.rs b/crates/ide-host/src/plugins/ui_points.rs
index b8ca5f94f..06ed4e3d8 100644
--- a/crates/ide-host/src/plugins/ui_points.rs
+++ b/crates/ide-host/src/plugins/ui_points.rs
@@ -352,6 +352,15 @@ where
     deserializer.deserialize_map(Properties)
 }
 
+/// A sample shown in a setting's own style (the Colour Scheme colours), e.g. the
+/// message an Inspection Lens severity produces.
+#[derive(Clone, Debug, PartialEq, Deserialize, Serialize)]
+pub struct SettingExample {
+    pub text: String,
+    /// `error`, `warning`, `weak`, `typo`, `info` or `muted`: which sample style to draw.
+    pub style: String,
+}
+
 /// One setting of a plugin.
 #[derive(Clone, Debug, PartialEq, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
@@ -371,6 +380,8 @@ pub struct SettingSchema {
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub group: Option<String>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub example: Option<SettingExample>,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub items: Option<Box<SettingSchema>>,
     #[serde(default, skip_serializing_if = "Vec::is_empty")]
     pub properties: Vec<SettingSchema>,
@@ -455,6 +466,20 @@ fn setting_at(key: &str, raw: &serde_json::value::RawValue, depth: u8) -> Result
             Some(_) => Err(format!("setting {key:?}: `{name}` is a string up to {max} bytes")),
         }
     };
+    let example = match o.get("example") {
+        None => None,
+        Some(v) => {
+            let e: SettingExample = serde_json::from_value(v.clone())
+                .map_err(|e| format!("setting {key:?}: `example` is {{\"text\", \"style\"}}: {e}"))?;
+            if e.text.is_empty() || e.text.len() > 300 {
+                return Err(format!("setting {key:?}: `example.text` is 1–300 bytes"));
+            }
+            if e.style.len() > 32 || !e.style.chars().all(|c| c.is_ascii_lowercase()) {
+                return Err(format!("setting {key:?}: `example.style` is a lowercase style name"));
+            }
+            Some(e)
+        }
+    };
     let s = SettingSchema {
         key: key.to_owned(),
         kind: kind.to_owned(),
@@ -464,6 +489,7 @@ fn setting_at(key: &str, raw: &serde_json::value::RawValue, depth: u8) -> Result
         options,
         multiline: o.get("multiline").and_then(Value::as_bool).unwrap_or(false),
         group: text("group", MAX_TITLE)?,
+        example,
         items,
         properties,
     };
diff --git a/crates/ide-host/tests/plugin_diagnostics.rs b/crates/ide-host/tests/plugin_diagnostics.rs
index e12e40b04..35200241f 100644
--- a/crates/ide-host/tests/plugin_diagnostics.rs
+++ b/crates/ide-host/tests/plugin_diagnostics.rs
@@ -430,3 +430,61 @@ async fn typing_is_debounced_versioned_and_scoped_to_document_project_and_window
     host.shutdown().await;
     set_editor_providers(None);
 }
+
+/// A host with a project open: `problems` and `decorations` need a workspace.
+fn harness(root: &Path) -> Arc<Host> {
+    let host = Arc::new(Host::new(HostConfig {
+        config_dir: root.join("config"),
+        data_dir: root.join("data"),
+        local_data_dir: root.join("local"),
+        languages: Arc::new(ide_language::LanguageRegistry::load(None).unwrap()),
+        syntax: Arc::default(),
+        sink_for: Box::new(|_| Arc::new(ide_core::NullSink)),
+        owner: |w| w,
+        runtime: tokio::runtime::Handle::current(),
+        project_environment: false,
+    }));
+    host.open_project("main", root).unwrap();
+    host
+}
+
+fn plugins_on(host: &Arc<Host>, root: &Path) -> PluginHost {
+    let plugins = PluginHost::new(root.join("plugins"), Arc::new(|_: Option<&str>, _| {}), generous()).unwrap();
+    plugins.set_workspace(Some(Arc::new(HostWorkspace(Arc::downgrade(host)))));
+    plugins.install_from_dir(&fixture(), &Consent::all()).unwrap();
+    plugins
+}
+
+#[tokio::test(flavor = "multi_thread")]
+async fn a_plugin_reads_back_the_diagnostics_the_host_recorded() {
+    let tmp = tempfile::tempdir().unwrap();
+    let host = harness(tmp.path());
+    let plugins = plugins_on(&host, tmp.path());
+    let path = tmp.path().join("a.txt");
+    std::fs::write(&path, "text").unwrap();
+    // `publish` goes through the host's recording sink into the snapshot a plugin reads.
+    let invocation = || Invocation { client: Some("main".into()), ..Invocation::default() };
+    plugins.run_command(ID, "publish", Some(path.to_str().unwrap()), invocation()).unwrap();
+    let problems = plugins.run_command(ID, "problems", None, invocation()).unwrap().unwrap();
+    assert!(problems.contains("a.txt"), "problems returned {problems:?}");
+    assert!(problems.ends_with(":1"), "one diagnostic from its producer, got {problems:?}");
+}
+
+#[tokio::test(flavor = "multi_thread")]
+async fn a_line_end_annotation_takes_the_typo_and_weak_styles() {
+    let tmp = tempfile::tempdir().unwrap();
+    let host = harness(tmp.path());
+    let plugins = plugins_on(&host, tmp.path());
+    let path = tmp.path().join("a.txt");
+    std::fs::write(&path, "text").unwrap();
+    // `decorate` publishes both styles; the host drops an unknown style silently, so a
+    // rejection here means one of the two is not a known decoration style.
+    plugins
+        .run_command(
+            ID,
+            "decorate",
+            Some(path.to_str().unwrap()),
+            Invocation { client: Some("main".into()), ..Invocation::default() },
+        )
+        .unwrap();
+}
diff --git a/crates/ide-host/tests/plugin_workbench.rs b/crates/ide-host/tests/plugin_workbench.rs
index 117c4552a..a74b8c061 100644
--- a/crates/ide-host/tests/plugin_workbench.rs
+++ b/crates/ide-host/tests/plugin_workbench.rs
@@ -139,7 +139,7 @@ async fn text_search_uses_overlay_excludes_utf16_and_limits() {
 }
 
 #[tokio::test(flavor = "multi_thread")]
-async fn problems_share_project_reports_and_keep_sources_separate() {
+async fn problems_come_from_the_host_snapshot_whatever_window_published_them() {
     let f = Harness::new();
     let path = f.root.join("a.txt");
     std::fs::write(&path, "text").unwrap();
@@ -153,21 +153,30 @@ async fn problems_share_project_reports_and_keep_sources_separate() {
         deprecated: false,
         server: None,
     };
-    f.host.mcp_reports.report_problems(
-        "second",
-        true,
-        vec![ide_host::mcp::FileProblems {
+    // Producers publish per (file, producer) through the event sink, like the
+    // language servers and the spelling check do.
+    let publish = |host: &Host, source: &str, items: Vec<Diagnostic>| {
+        host.project("main").unwrap().sink.emit(ide_core::IdeEvent::Diagnostics {
             path: path.clone().into(),
-            items: vec![diagnostic("lsp"), diagnostic("plugin")],
-        }],
-    );
+            source: source.into(),
+            items,
+        });
+    };
+    publish(&f.host, "rust-analyzer", vec![diagnostic("lsp")]);
+    publish(&f.host, "build", vec![diagnostic("plugin")]);
+    // A file outside the window's project is visible too: annotations follow the file.
+    let outside = f.host.diagnostics.problems().len();
     let workspace = f.workspace();
     let files = workspace.problems("main", Some(&path)).unwrap();
     assert_eq!(files.len(), 2);
     assert!(files.iter().all(|f| f.diagnostics.len() == 1));
     assert!(workspace.problems("main", Some(&f.root.join("other.txt"))).unwrap().is_empty());
-    f.host.mcp_reports.forget_window("second");
-    assert!(workspace.problems("main", None).unwrap().is_empty());
+    assert_eq!(outside, 2);
+    // A full replacement per producer clears only that producer.
+    publish(&f.host, "rust-analyzer", vec![]);
+    let files = workspace.problems("main", None).unwrap();
+    assert_eq!(files.len(), 1);
+    assert_eq!(files[0].source, "build");
 }
 
 #[tokio::test(flavor = "multi_thread")]
diff --git a/crates/ide-plugin/src/runtime.rs b/crates/ide-plugin/src/runtime.rs
index 9a7c77ae7..46f5adcd7 100644
--- a/crates/ide-plugin/src/runtime.rs
+++ b/crates/ide-plugin/src/runtime.rs
@@ -55,7 +55,7 @@ use views_bindings::exports::openidea::plugin::view_provider as wit_view;
 use views_bindings::openidea::plugin::view_types as wit_vt;
 
 /// The API version of the world above, `major.minor` of [`host_api`].
-pub const API_VERSION: &str = "1.7";
+pub const API_VERSION: &str = "1.8";
 const EPOCH_TICK: Duration = Duration::from_millis(10);
 pub(crate) const MAX_TEXT: usize = 1 << 20;
 pub(crate) const MAX_TITLE: usize = 256;
@@ -1058,6 +1058,9 @@ fn event_to_wit(e: WorkbenchEvent) -> wit_events::Event {
         }),
         WorkbenchEvent::EditorFocused(p) => wit_events::Event::EditorFocused(p),
         WorkbenchEvent::VcsChanged(p) => wit_events::Event::VcsChanged(p),
+        WorkbenchEvent::ProblemsChanged => {
+            wit_events::Event::Other(wit_types::Extension { kind: "problems-changed".into(), data: "{}".into() })
+        }
         WorkbenchEvent::Scheduled => wit_events::Event::Scheduled,
         WorkbenchEvent::ActionPerformed(a) => wit_events::Event::ActionPerformed(wit_events::ActionPerformed {
             action: a.action,
diff --git a/crates/ide-plugin/src/types.rs b/crates/ide-plugin/src/types.rs
index 07d9508c4..a86b9bf77 100644
--- a/crates/ide-plugin/src/types.rs
+++ b/crates/ide-plugin/src/types.rs
@@ -119,11 +119,13 @@ pub enum EventKind {
     EditorFocused,
     ActionPerformed,
     VcsChanged,
+    /// Problems of the window's files changed (a language server or a report).
+    ProblemsChanged,
     Scheduled,
 }
 
 impl EventKind {
-    pub const ALL: [Self; 16] = [
+    pub const ALL: [Self; 17] = [
         Self::DocumentChanged,
         Self::WebsocketReady,
         Self::FileClosed,
@@ -139,6 +141,7 @@ impl EventKind {
         Self::EditorFocused,
         Self::ActionPerformed,
         Self::VcsChanged,
+        Self::ProblemsChanged,
         Self::Scheduled,
     ];
 
@@ -159,6 +162,7 @@ impl EventKind {
             Self::EditorFocused => "editor-focused",
             Self::ActionPerformed => "action-performed",
             Self::VcsChanged => "vcs-changed",
+            Self::ProblemsChanged => "problems-changed",
             Self::Scheduled => "scheduled",
         }
     }
@@ -294,6 +298,8 @@ pub enum WorkbenchEvent {
     EditorFocused(Option<String>),
     ActionPerformed(ActionPerformed),
     VcsChanged(String),
+    /// Problems of the window's files changed; plugins re-read `problems`.
+    ProblemsChanged,
     Scheduled,
 }
 
@@ -315,6 +321,7 @@ impl WorkbenchEvent {
             Self::EditorFocused(_) => EventKind::EditorFocused,
             Self::ActionPerformed(_) => EventKind::ActionPerformed,
             Self::VcsChanged(_) => EventKind::VcsChanged,
+            Self::ProblemsChanged => EventKind::ProblemsChanged,
             Self::Scheduled => EventKind::Scheduled,
         }
     }
diff --git a/crates/ide-plugin/tests/api_compat.rs b/crates/ide-plugin/tests/api_compat.rs
index 882379639..45a1d18c1 100644
--- a/crates/ide-plugin/tests/api_compat.rs
+++ b/crates/ide-plugin/tests/api_compat.rs
@@ -91,15 +91,15 @@ fn the_sdk_carries_the_hosts_wit() {
 
 #[test]
 fn the_version_check_runs_compatible_components_and_explains_the_rest() {
-    let host = v("1.7.0");
-    for ok in ["1.0.0", "1.3.0", "1.4.7", "1.5.0", "1.6.0", "1.7.0", "1.0.0-rc.1"] {
+    let host = v("1.8.0");
+    for ok in ["1.0.0", "1.3.0", "1.4.7", "1.5.0", "1.6.0", "1.7.0", "1.8.0", "1.0.0-rc.1"] {
         assert_eq!(check_api(&v(ok), &host), Ok(()), "{ok}");
     }
-    let newer = check_api(&v("1.8.0"), &host).unwrap_err();
-    assert!(newer.contains("1.8") && newer.contains("update OpenIDEA"), "{newer}");
+    let newer = check_api(&v("1.9.0"), &host).unwrap_err();
+    assert!(newer.contains("1.9") && newer.contains("update OpenIDEA"), "{newer}");
     assert!(check_api(&v("2.0.0"), &host).unwrap_err().contains("update OpenIDEA"));
     let older = check_api(&v("0.2.0"), &host).unwrap_err();
-    assert!(older.contains("rebuild it with the 1.7 SDK"), "{older}");
+    assert!(older.contains("rebuild it with the 1.8 SDK"), "{older}");
     // 0.x: every minor is its own API.
     assert_eq!(check_api(&v("0.2.0"), &v("0.2.5")), Ok(()));
     assert!(check_api(&v("0.1.0"), &v("0.2.0")).is_err());
diff --git a/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm
index e993a26c6..37c7662d8 100644
Binary files a/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm.sources
index 05ae033f6..0b68a6c45 100644
--- a/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/api14/dist/plugin.wasm.sources
@@ -1 +1 @@
-d6c855f1f91aeb02eec5d6c8a07be4eb64bae0704619f44cb67f3b832daf01ee
+6c50332c868a890b91a7f92ef7f92e76a4818b7435291e99c77c0b9f0931b81c
diff --git a/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm
index d41d9002e..9e8c7dfb6 100644
Binary files a/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm.sources
index f2d8f7a7c..be6cb4c6c 100644
--- a/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/commit/dist/plugin.wasm.sources
@@ -1 +1 @@
-51d00702c42c7167083caea70cf2df022e512bcaf89af8addf526421ff45a15f
+fdcb208365db90bcd06d0d0df3d436b69d1229c40f7c63dd6f1ab768e0d236b8
diff --git a/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm
index 3005b4795..ba145c311 100644
Binary files a/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm.sources
index 4f5678f35..fd05232f4 100644
--- a/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/data-tools/dist/plugin.wasm.sources
@@ -1 +1 @@
-40d2fd76ba96b0c93ea0a034c6749709ddc00fc119046e653a50b180a9c4718d
+3108abe8d381b224ec4b44ecf4c43c045671bd5e221ee21582e25497f8c14dff
diff --git a/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm
index c7d169bf8..9a7048a74 100644
Binary files a/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm.sources
index c6be58b09..505f25652 100644
--- a/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/detail-views/dist/plugin.wasm.sources
@@ -1 +1 @@
-08822287f3649412340f9dbbe2f0ea5a5cd2f543a3c242c5d0a29c422c4c5367
+876a84b7da5a4b27fce47cf71a4dc28eb1ea6c9d54283c1b73a2ae2411653bf5
diff --git a/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm
index 881c7ac96..86d302416 100644
Binary files a/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm.sources
index 13937efd6..be6cf7984 100644
--- a/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/diagnostics/dist/plugin.wasm.sources
@@ -1 +1 @@
-43eba23cc14cf3c74bfc934099cd58df20f07ee5df96cc10100b90016c544a7a
+234dc693e01e484b91fa7f2d0ac0e7757fb69c9fba81f06bf8ef1cd3624228d8
diff --git a/crates/ide-plugin/tests/fixtures/diagnostics/src/lib.rs b/crates/ide-plugin/tests/fixtures/diagnostics/src/lib.rs
index d7e57196f..b936262d0 100644
--- a/crates/ide-plugin/tests/fixtures/diagnostics/src/lib.rs
+++ b/crates/ide-plugin/tests/fixtures/diagnostics/src/lib.rs
@@ -21,6 +21,31 @@ impl Plugin for Fixture {
                 &[Diagnostic::new(Range::default(), Severity::Info, "Manual problem")],
             )
             .map(|()| None),
+            // The host-owned snapshot, one entry per producer: what `problems` reads.
+            "problems" => {
+                let files: Vec<String> = host::problems(None)?
+                    .into_iter()
+                    .map(|f| format!("{}:{}:{}", f.path, f.source, f.diagnostics.len()))
+                    .collect();
+                Ok(Some(files.join("|")))
+            }
+            // A line-end annotation in the severity styles the editor draws: the host must
+            // keep `typo` and `weak` instead of dropping them as unknown.
+            "decorate" => {
+                let path = arg.unwrap_or_default();
+                let item = |style: &str, after: &str| openidea_plugin::Decoration {
+                    range: Range::default(),
+                    style: style.into(),
+                    hover: None,
+                    after: Some(after.into()),
+                };
+                host::set_decorations(
+                    path,
+                    "fixture",
+                    &[item("typo", "typo message"), item("weak", "weak message")],
+                )
+                .map(|()| None)
+            }
             _ => Err(Error::NotFound(id.into())),
         }
     }
diff --git a/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm
index 7b742da06..a19a9146c 100644
Binary files a/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm.sources
index aa0b6f21e..10fcc2993 100644
--- a/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/endpoints/dist/plugin.wasm.sources
@@ -1 +1 @@
-520d9a95328dc772bbb913a2e5e22af8243c95ca45744cbb65b25747653d2a34
+927c329fd21d12fd5f423b937e1be756be45a4c6dceee08679e762d5d9f511f2
diff --git a/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm
index a8582fce2..8ceb7f712 100644
Binary files a/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm.sources
index 4e40f208f..d0d8fbcb3 100644
--- a/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/execution/dist/plugin.wasm.sources
@@ -1 +1 @@
-acd3d0ee3f886c6a271ce3139200ce5bdb46e40f9c68e495c5ff9b4db98a88ac
+e7c77fde915e0765f91929dba2aa8eff606f2302e078b7305d272a4de5b9d80b
diff --git a/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm
index 904940c73..16f45abba 100644
Binary files a/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm.sources
index bb15ce5d4..95b6776b0 100644
--- a/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/ext-owner/dist/plugin.wasm.sources
@@ -1 +1 @@
-0cf3bc2197f0bd5339fe3c2199bd973e68b3637b8c5ae07902e62659160275e3
+3feb9df8b408dedbc3586864db00b92c8cb244c8ad5b8f10c95edb8eb3d30df1
diff --git a/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm
index 7b1148a93..7f1f12f8d 100644
Binary files a/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm.sources
index 5cf40b770..142962890 100644
--- a/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/file-templates/dist/plugin.wasm.sources
@@ -1 +1 @@
-17f837c8d6f58800728e00060afe68b2a093085d816d809c9e67065fdd165352
+3bfce29f90b9d2f20082b9bdd0957c6c58c265a346305ec948f514537a4579c8
diff --git a/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm
index 645d48f2b..931e0665f 100644
Binary files a/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm.sources
index 71aa984ce..737abd1e2 100644
--- a/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/files-events/dist/plugin.wasm.sources
@@ -1 +1 @@
-2cca80220fab6764a8e1f51db8ed2f55b603000c8d0dbf5913a441876b7857ba
+ca72c5cfa2f76a93bc07495d50e58181a9c6c2fc75854cf548bb0278814ddb87
diff --git a/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm
index 18dbd86d9..1248830e9 100644
Binary files a/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm.sources
index 945599603..4a9935fb6 100644
--- a/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/grouped-views/dist/plugin.wasm.sources
@@ -1 +1 @@
-54211437002ad83a9d3d642f2dca5f37cadd89d7d77ddc7de545db87b99fb8b7
+8a4a7df8fd6cf397750ac24cedf06174ed50e4214ef44029e29f7d0557d426ba
diff --git a/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm
index ec95eb325..5f8e2f150 100644
Binary files a/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm.sources
index 2390b49e5..16d543970 100644
--- a/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/hello/dist/plugin.wasm.sources
@@ -1 +1 @@
-4326d9cdefe71f4bb9aab043ccef883abbd13145b1579352b97c66889f514c68
+8d12313675e0869e087ac4c79bdfb1a9738867e28af2437eff27cb07254f572b
diff --git a/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm
index 175b249cb..a317db085 100644
Binary files a/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm.sources
index c564021f6..9d1841c7f 100644
--- a/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/hover/dist/plugin.wasm.sources
@@ -1 +1 @@
-2469023f4f29b9abdaa27c9d96774229c4dd002366421dc508926c3fed1fba1b
+1b2ad52d4cbb4abb662be5772f050844836f8e3f0c525edd0de19ff45e95a148
diff --git a/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm
index 637f33136..eab7caf4b 100644
Binary files a/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm.sources
index ad44252c4..1d2478b72 100644
--- a/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/indexer/dist/plugin.wasm.sources
@@ -1 +1 @@
-233461ab52a12e27fa600e108e83cab1b930b3e61812e0c048c99c1e18c6d646
+13babf73d8d3d029aba26641b01a4add3abb3dab84394d8bd676edb064dc0c19
diff --git a/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm
index 35bf222e2..90ba12497 100644
Binary files a/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm.sources
index 88456bafd..9cf12de79 100644
--- a/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/inlay-hints/dist/plugin.wasm.sources
@@ -1 +1 @@
-bfc654523da608bbc008ea6a15a0cfd0b129ffab70088bf6b610786b63b5352e
+a7790bf28783d57ed47f635a58981b80ddaecd7074cf88c539465b57132a9f8f
diff --git a/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm
index 1224753b5..7667e515e 100644
Binary files a/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm.sources
index eee3f9a14..214219b97 100644
--- a/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/jobs/dist/plugin.wasm.sources
@@ -1 +1 @@
-c8536be072d27aa89f5e92b5b96e38ed65b7f06c35c05ecbd4a151218203c5f7
+af7070f6ca3a14cf480260aa21b7a6e95038996d224d40e53a487c96a8f3acf2
diff --git a/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm
index e0419de00..eb850efaa 100644
Binary files a/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm.sources
index 689cccfb2..eb5e9f489 100644
--- a/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/language-features/dist/plugin.wasm.sources
@@ -1 +1 @@
-7c0c1f5035e12c794d48cb75a8fc259d11dd99ba3188030fe1d9956720ee6ad5
+16930ecfe74d096e6dcaa5fbf35664128b4d3844f47993a947aabe9d2a9650de
diff --git a/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm
index 0ecfa0230..04bacd9eb 100644
Binary files a/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm.sources
index 66f567d07..72ec0c21b 100644
--- a/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/misbehave/dist/plugin.wasm.sources
@@ -1 +1 @@
-3cf5fd6ab0ce909b806230e20a7fa46264f85937018cfa68865ec0eeb92d4b72
+25eaf7ac2837ade4b3204698d3af41854324ece6ec196daba84bea6bb41f6cde
diff --git a/crates/ide-plugin/tests/fixtures/misbehave/src/lib.rs b/crates/ide-plugin/tests/fixtures/misbehave/src/lib.rs
index 0b7b24b88..343072d67 100644
--- a/crates/ide-plugin/tests/fixtures/misbehave/src/lib.rs
+++ b/crates/ide-plugin/tests/fixtures/misbehave/src/lib.rs
@@ -5,9 +5,9 @@ wit_bindgen::generate!({
     inline: "
         package fixture:misbehave;
         world misbehave {
-            include openidea:plugin/plugin-syntax@1.7.0;
-            export openidea:plugin/providers@1.7.0;
-            export openidea:plugin/file-actions@1.7.0;
+            include openidea:plugin/plugin-syntax@1.8.0;
+            export openidea:plugin/providers@1.8.0;
+            export openidea:plugin/file-actions@1.8.0;
         }
     ",
     path: "../../../../../wit",
diff --git a/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm
index 1dfacd5ed..315a44862 100644
Binary files a/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm.sources
index 9f3b87571..d38403405 100644
--- a/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/path-events/dist/plugin.wasm.sources
@@ -1 +1 @@
-d349977fd3cbfba92d1d953ac09f65dae5b83b7070723b59553d791c638acf81
+f7cd477be706ee5da2656ffb5435cb2b52443aec1270b3b1d804b2bdc6ed8bc8
diff --git a/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm
index 0f82eb418..d36273fa1 100644
Binary files a/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm.sources
index b27389fbf..4c2cf629c 100644
--- a/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/private-dir/dist/plugin.wasm.sources
@@ -1 +1 @@
-e796039ae2f8e534ffc8c2ed2e47e910aaf593c464525287699cf1daf3e195ef
+c97989134a8e8a0a12013909f4726288b6d9cdaa44d02a58ff505a6cbb1fb9a1
diff --git a/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm
index 33115a161..844c35054 100644
Binary files a/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm.sources
index 0c7841c68..e6c9364cb 100644
--- a/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/semantic-tokens/dist/plugin.wasm.sources
@@ -1 +1 @@
-5e084fa409bb0641409110d91f203a6f99b451b95cd8067bd1ee68140bf8a892
+67660f5ebbfdd3967fabcc0b5c41f215d4a38d9092b91eb0166f12bccfdffffa
diff --git a/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm
index 7c2e20384..818babf16 100644
Binary files a/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm.sources
index 63d155f81..c95a7c09e 100644
--- a/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/settings-pages/dist/plugin.wasm.sources
@@ -1 +1 @@
-521557c1a062a9b82afa14547bc54b57255cdbed3b2ab4b1b86424dfb8accbdc
+09c810ce7ebd820ea21525dc9faea99b13e7665b308cb131510e02b86e763c9f
diff --git a/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm
index 0cad5add5..1c61d3fb6 100644
Binary files a/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm.sources
index 3d9eb8f55..1bcc2c4f3 100644
--- a/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/storage/dist/plugin.wasm.sources
@@ -1 +1 @@
-5280990269e944aef81ec91b356fadf4aa2fc7e7bb10e4b6842e1dc1c669704a
+9b3a210440560e05326947c7d549ce691315839daea2931c6a78720f7b0d9e7c
diff --git a/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm
index a9521c8ec..76d5baa07 100644
Binary files a/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm.sources
index 59136e9d2..9151aa080 100644
--- a/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/symbols/dist/plugin.wasm.sources
@@ -1 +1 @@
-ff1391d3c9338b6270fef8af7d7c4a5bc595c391997c220a3a827b4b8a068de8
+57d8b00b5853ca789fe704f21e4394d1524dd73dfd27ea4a0b34f4b0e4f1a5f8
diff --git a/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm
index b277b1049..6b6b09496 100644
Binary files a/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm.sources
index 9fc9666d6..fa2cbc4e6 100644
--- a/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/tables/dist/plugin.wasm.sources
@@ -1 +1 @@
-b78ac0b6fa14401a6379f3e6d07d1398a63d70e882930b3747ec843c0fdb5de7
+53e355922819b8034c93070323c7eb2b1505d3bf561dd5de6abb930fe514748c
diff --git a/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm
index 6b0f9c261..43ff53fab 100644
Binary files a/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm.sources
index 223f5b773..8a4adfeca 100644
--- a/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/web-content/dist/plugin.wasm.sources
@@ -1 +1 @@
-55331477c1d5322b0dc35d13fc7f8223bf697f5f21328d340f75519dd1098727
+7af929a1adf5d89929d66e78068253ccde9ad5cedee329c2d4db6b7a5e29790e
diff --git a/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm
index 0b65ce5e3..1eecae82a 100644
Binary files a/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm.sources
index a70411522..3ba4b4273 100644
--- a/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/web-log/dist/plugin.wasm.sources
@@ -1 +1 @@
-0ae6b7edd0d7cd5025ead4a4afacf0fbe3ebc9548d847f94be0e63585a19747e
+511fab979382c5d64054ba4f5fdfc98d50e252dfd5896265ee589336bf8e7d70
diff --git a/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm b/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm
index ac6d97164..401c6845f 100644
Binary files a/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm and b/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm differ
diff --git a/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm.sources b/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm.sources
index 7ab067bb0..cc31a6d50 100644
--- a/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm.sources
+++ b/crates/ide-plugin/tests/fixtures/web-pty/dist/plugin.wasm.sources
@@ -1 +1 @@
-5d909d6ab2e73fabba2d213a944546ef7e425552852cf7f74e00eb94c9d167ac
+444497128ec5e1e01229a93d2340b49ccc5bc27e67defb2c4fe19683042442a3
diff --git a/docs/en/plugins/versioning.mdx b/docs/en/plugins/versioning.mdx
index d504db25f..a477b48ae 100644
--- a/docs/en/plugins/versioning.mdx
+++ b/docs/en/plugins/versioning.mdx
@@ -3,7 +3,7 @@ title: "API versions and compatibility"
 description: "engines.openidea, the plugin API versions from 1.0 to 1.6, and the rules that keep released plugins loading in newer IDEs."
 ---
 
-The plugin API has one version number: the version of the WIT package in [`wit/`](https://github.com/l0ng-ai/openidea/tree/main/wit) (`openidea:plugin@1.7.0` on `main`). The host's engine version and the SDK's `API_VERSION` always agree with it, and the SDK carries an identical copy of the WIT files.
+The plugin API has one version number: the version of the WIT package in [`wit/`](https://github.com/l0ng-ai/openidea/tree/main/wit) (`openidea:plugin@1.8.0` on `main`). The host's engine version and the SDK's `API_VERSION` always agree with it, and the SDK carries an identical copy of the WIT files.
 
 <Note>
   The plugin system is a preview. The compatibility rules below hold for released 1.x versions; what is still unreleased
@@ -21,7 +21,8 @@ The plugin API has one version number: the version of the WIT package in [`wit/`
 | 1.4.0 | OpenIDEA 0.1.40          | `net.http:`, `ipc:`, `ide.commands` and `database.sources` capabilities; editor and project snapshots, decorations, text search, Problems, Git log/blame/diff; output channels; OAuth loopback; runs, terminal sessions, run configurations, test result parsing and run targets; formatting and other language features; embedded languages; snippets; more menu locations; database sources; MCP tools                                                                                             |
 | 1.5.0 | OpenIDEA 0.1.41          | `Project::notify` (a notification in one project's window), the `net:ask` capability, run target validation, per-command run target working-directory arguments                                                                                                                                                                                                                                                                                                                                      |
 | 1.6.0 | OpenIDEA 0.1.43          | Bounded, project-bound background WebSockets for event-stream plugins                                                                                                                                                                                                                                                                                                                                                                                                                                |
-| 1.7.0 | In development on `main` | `views.open-diff`: two texts in the diff viewer, such as a review's file before and after                                                                                                                                                                                                                                                                                                                                                                                                            |
+| 1.7.0 | OpenIDEA 0.1.44          | `views.open-diff`: two texts in the diff viewer, such as a review's file before and after                                                                                                                                                                                                                                                                                                                                                                                                            |
+| 1.8.0 | In development on `main` | The `problems-changed` workbench event: the host keeps every producer's diagnostics per file, so an annotation follows the file rather than the invoking window                                                                                                                                                                                                                                                                                                                                      |
 
 The full list of what each version added is in [`plugins/README.md`](https://github.com/l0ng-ai/openidea/blob/main/plugins/README.md).
 
diff --git a/docs/zh/plugins/versioning.mdx b/docs/zh/plugins/versioning.mdx
index d61e63754..1be2ca697 100644
--- a/docs/zh/plugins/versioning.mdx
+++ b/docs/zh/plugins/versioning.mdx
@@ -3,7 +3,7 @@ title: "API 版本与兼容"
 description: "engines.openidea、插件 API 从 1.0 到 1.6 的各个版本，以及让已发布插件在新 IDE 中继续加载的规则。"
 ---
 
-插件 API 只有一个版本号：[`wit/`](https://github.com/l0ng-ai/openidea/tree/main/wit) 中 WIT 包的版本（`main` 上是 `openidea:plugin@1.7.0`）。宿主的引擎版本和 SDK 的 `API_VERSION` 始终与它一致，SDK 里也带着一份完全相同的 WIT 文件。
+插件 API 只有一个版本号：[`wit/`](https://github.com/l0ng-ai/openidea/tree/main/wit) 中 WIT 包的版本（`main` 上是 `openidea:plugin@1.8.0`）。宿主的引擎版本和 SDK 的 `API_VERSION` 始终与它一致，SDK 里也带着一份完全相同的 WIT 文件。
 
 <Note>插件系统目前是预览版。下面的兼容规则适用于已发布的 1.x 版本；`main` 上尚未发布的内容在发布前仍可能变化。</Note>
 
@@ -18,7 +18,8 @@ description: "engines.openidea、插件 API 从 1.0 到 1.6 的各个版本，
 | 1.4.0 | OpenIDEA 0.1.40 | `net.http:`、`ipc:`、`ide.commands` 和 `database.sources` 能力；编辑器与项目快照、装饰、文本搜索、问题视图、Git log/blame/diff；输出通道；OAuth 回环；运行、终端会话、运行配置、测试结果解析和运行目标；格式化等语言功能；嵌入语言；代码片段；更多菜单位置；数据库数据源；MCP 工具                                                     |
 | 1.5.0 | OpenIDEA 0.1.41 | `Project::notify`（只在某个项目的窗口中显示通知）、`net:ask` 能力、运行目标启动前校验、运行目标按命令设置工作目录参数                                                                                                                                                                                                                  |
 | 1.6.0 | OpenIDEA 0.1.43 | 面向事件流插件、受容量限制且绑定项目的后台 WebSocket                                                                                                                                                                                                                                                                                   |
-| 1.7.0 | `main` 上开发中 | `views.open-diff`：在差异查看器中对比两段文本，例如评审中某个文件的修改前后                                                                                                                                                                                                                                                            |
+| 1.7.0 | OpenIDEA 0.1.44 | `views.open-diff`：在差异查看器中对比两段文本，例如评审中某个文件的修改前后                                                                                                                                                                                                                                                            |
+| 1.8.0 | `main` 上开发中 | `problems-changed` 工作台事件：宿主按文件保存每个生产者的诊断，注解跟着文件走，而不是跟着调用它的窗口                                                                                                                                                                                                                                  |
 
 每个版本新增内容的完整列表见 [`plugins/README.md`](https://github.com/l0ng-ai/openidea/blob/main/plugins/README.md)。
 
diff --git a/plugins/README.md b/plugins/README.md
index ede506b80..c4e93054d 100644
--- a/plugins/README.md
+++ b/plugins/README.md
@@ -36,7 +36,7 @@ sdk/rust/openidea-plugin/     # the Rust SDK (host API, Plugin trait, mock host)
 crates/ide-plugin/tests/fixtures/  # test plugins: hello, jobs, language-toy, misbehave, semantic-tokens, hover, commit, inlay-hints
 ```
 
-The plugin API is defined in [`wit/`](../wit/) (`openidea:plugin@1.7.0`, world
+The plugin API is defined in [`wit/`](../wit/) (`openidea:plugin@1.8.0`, world
 `plugin`).
 
 ## 1. Quick start
@@ -418,9 +418,22 @@ are always available. Calling a gated function without its capability returns
 
 ## 3. Writing code (Rust SDK)
 
+### API 1.8
+
+API 1.8.0 is in development on `main`. Use `engines.openidea = "^1.8"` and the
+matching SDK. Released 1.7 plugins keep working. New in 1.8:
+
+- `problems-changed` (activation `on-event:problems-changed`, event
+  `Event::ProblemsChanged`): the host records every `Diagnostics` event it
+  emits — language servers, builds, spelling and plugin providers — per file
+  and producer, and `diagnostics.problems` reads that snapshot, so a plugin's
+  annotations follow the file instead of the window that published them.
+  `set_decorations` accepts files outside the open project for the same reason,
+  and the `typo` / `weak` styles are no longer dropped.
+
 ### API 1.7
 
-API 1.7.0 is in development on `main`. Use `engines.openidea = "^1.7"` and the
+API 1.7.0 shipped with OpenIDEA 0.1.44. Use `engines.openidea = "^1.7"` and the
 matching SDK. Released 1.6 plugins keep working. New in 1.7:
 
 - `host::open_diff(&ContentDiff { .. }, file_name)` (`views.open-diff`) opens
diff --git a/plugins/official/ai-completion/dist/plugin.wasm b/plugins/official/ai-completion/dist/plugin.wasm
index 13b60cf30..e4d8002c2 100644
Binary files a/plugins/official/ai-completion/dist/plugin.wasm and b/plugins/official/ai-completion/dist/plugin.wasm differ
diff --git a/plugins/official/ai-completion/dist/plugin.wasm.sources b/plugins/official/ai-completion/dist/plugin.wasm.sources
index d859fb962..84f010092 100644
--- a/plugins/official/ai-completion/dist/plugin.wasm.sources
+++ b/plugins/official/ai-completion/dist/plugin.wasm.sources
@@ -1 +1 @@
-b064bd91f44d088c778a0b7e207f9682a56156724588ff500c0c864d22085205
+446156fc345df7c8252592f73129f3996139e5980c6ed9a296a9cbecc334eb17
diff --git a/plugins/official/blame-annotations/dist/plugin.wasm b/plugins/official/blame-annotations/dist/plugin.wasm
index f4dab72e4..5df9ada9c 100644
Binary files a/plugins/official/blame-annotations/dist/plugin.wasm and b/plugins/official/blame-annotations/dist/plugin.wasm differ
diff --git a/plugins/official/blame-annotations/dist/plugin.wasm.sources b/plugins/official/blame-annotations/dist/plugin.wasm.sources
index 53f25c981..6ad0c94e8 100644
--- a/plugins/official/blame-annotations/dist/plugin.wasm.sources
+++ b/plugins/official/blame-annotations/dist/plugin.wasm.sources
@@ -1 +1 @@
-4145b677141c592dbd9130000eae707615ec36069b78ea3e25fe598dc642bf14
+78465a96e1e34ef3d4cf658c3b80f8388e43604dfe5abbf105f1149d040c5994
diff --git a/plugins/official/checkstyle/dist/plugin.wasm b/plugins/official/checkstyle/dist/plugin.wasm
index 81fc6fed0..cbf6d94cb 100644
Binary files a/plugins/official/checkstyle/dist/plugin.wasm and b/plugins/official/checkstyle/dist/plugin.wasm differ
diff --git a/plugins/official/checkstyle/dist/plugin.wasm.sources b/plugins/official/checkstyle/dist/plugin.wasm.sources
index fc90681cc..d6fddb00e 100644
--- a/plugins/official/checkstyle/dist/plugin.wasm.sources
+++ b/plugins/official/checkstyle/dist/plugin.wasm.sources
@@ -1 +1 @@
-52f7ccad8966c991505e7a377c59dbf24d0660df66eca97e7a2a8c5d58e3ce68
+b072d07c4aa4a972a71fffba355ea215da7860b8f5527c6074055f52c52a29be
diff --git a/plugins/official/container-runner/dist/plugin.wasm b/plugins/official/container-runner/dist/plugin.wasm
index e29ff97e7..a31e94ae5 100644
Binary files a/plugins/official/container-runner/dist/plugin.wasm and b/plugins/official/container-runner/dist/plugin.wasm differ
diff --git a/plugins/official/container-runner/dist/plugin.wasm.sources b/plugins/official/container-runner/dist/plugin.wasm.sources
index e82625b5b..3f3963165 100644
--- a/plugins/official/container-runner/dist/plugin.wasm.sources
+++ b/plugins/official/container-runner/dist/plugin.wasm.sources
@@ -1 +1 @@
-a438e04a1e179469eec1ee16522b031fea9bbb669d34c77973ee6fd85885a088
+173a8b66a3d5969bc51b2c97fcb435e2313555608aecbe1752d4586e3508d74f
diff --git a/plugins/official/csv-editor/dist/plugin.wasm b/plugins/official/csv-editor/dist/plugin.wasm
index 3dd8023c4..9b64b7507 100644
Binary files a/plugins/official/csv-editor/dist/plugin.wasm and b/plugins/official/csv-editor/dist/plugin.wasm differ
diff --git a/plugins/official/csv-editor/dist/plugin.wasm.sources b/plugins/official/csv-editor/dist/plugin.wasm.sources
index e10dbdbad..fdc4912a6 100644
--- a/plugins/official/csv-editor/dist/plugin.wasm.sources
+++ b/plugins/official/csv-editor/dist/plugin.wasm.sources
@@ -1 +1 @@
-7ff4e304120c9c7bd316b95ce7526fda74adf00867642fcc66311effa1567d76
+a78162e7c4c6ebd3a22c06737fd35948e11b0dd8949571617bc099ba6b4423f0
diff --git a/plugins/official/git-toolbox/dist/plugin.wasm b/plugins/official/git-toolbox/dist/plugin.wasm
index 2276ccf62..7a70c8b42 100644
Binary files a/plugins/official/git-toolbox/dist/plugin.wasm and b/plugins/official/git-toolbox/dist/plugin.wasm differ
diff --git a/plugins/official/git-toolbox/dist/plugin.wasm.sources b/plugins/official/git-toolbox/dist/plugin.wasm.sources
index 1d1296f9e..0a4170f02 100644
--- a/plugins/official/git-toolbox/dist/plugin.wasm.sources
+++ b/plugins/official/git-toolbox/dist/plugin.wasm.sources
@@ -1 +1 @@
-d6991b9065d8b623efdf9c03fb92b4875e95e666b3dadb3925ff5ad327f5fdcb
+6ddc2f9166452e4473cdaa9974943cb85ad4575457d2b3ca3d35abea65cb8b30
diff --git a/plugins/official/graphviz/dist/plugin.wasm b/plugins/official/graphviz/dist/plugin.wasm
index 2aed05622..1f59b8098 100644
Binary files a/plugins/official/graphviz/dist/plugin.wasm and b/plugins/official/graphviz/dist/plugin.wasm differ
diff --git a/plugins/official/graphviz/dist/plugin.wasm.sources b/plugins/official/graphviz/dist/plugin.wasm.sources
index 99792d3b2..d7f5d1ac7 100644
--- a/plugins/official/graphviz/dist/plugin.wasm.sources
+++ b/plugins/official/graphviz/dist/plugin.wasm.sources
@@ -1 +1 @@
-78b71cba21352bfc91cd631523e4b69a6a2df2d5f6bfbf8164e63698a4625594
+e97394224db64bcefb5ac43eba55eaba38f9d33122241313fae311ef8f0957db
diff --git a/plugins/official/key-promoter/dist/plugin.wasm b/plugins/official/key-promoter/dist/plugin.wasm
index 977157e40..b8fd2cd64 100644
Binary files a/plugins/official/key-promoter/dist/plugin.wasm and b/plugins/official/key-promoter/dist/plugin.wasm differ
diff --git a/plugins/official/key-promoter/dist/plugin.wasm.sources b/plugins/official/key-promoter/dist/plugin.wasm.sources
index 0d778b789..c8f9c2d0e 100644
--- a/plugins/official/key-promoter/dist/plugin.wasm.sources
+++ b/plugins/official/key-promoter/dist/plugin.wasm.sources
@@ -1 +1 @@
-6d5ea800a0bcbf26e4770a985b1bc8ef09ca71e7e5c94d59f510dbd108c79ece
+ca7266484d34f16de46b97e6317135984fdc4141099e50bdd52294617c2af9c0
diff --git a/plugins/official/license-header/dist/plugin.wasm b/plugins/official/license-header/dist/plugin.wasm
index 6cc28ec30..01038fa70 100644
Binary files a/plugins/official/license-header/dist/plugin.wasm and b/plugins/official/license-header/dist/plugin.wasm differ
diff --git a/plugins/official/license-header/dist/plugin.wasm.sources b/plugins/official/license-header/dist/plugin.wasm.sources
index dc18155bc..34af720c2 100644
--- a/plugins/official/license-header/dist/plugin.wasm.sources
+++ b/plugins/official/license-header/dist/plugin.wasm.sources
@@ -1 +1 @@
-21061c0875e8213efe809e95b0a4d4b0dd73962398fd793d176a443163e73e0e
+6d84abcc58c1894203506fa89855a6eade61f14add0ed72fdd7af9e3cd1298f6
diff --git a/plugins/official/mybatis/dist/plugin.wasm b/plugins/official/mybatis/dist/plugin.wasm
index 96eff2829..e87d8b2e7 100644
Binary files a/plugins/official/mybatis/dist/plugin.wasm and b/plugins/official/mybatis/dist/plugin.wasm differ
diff --git a/plugins/official/mybatis/dist/plugin.wasm.sources b/plugins/official/mybatis/dist/plugin.wasm.sources
index bd0af77ad..3e02aa38c 100644
--- a/plugins/official/mybatis/dist/plugin.wasm.sources
+++ b/plugins/official/mybatis/dist/plugin.wasm.sources
@@ -1 +1 @@
-6a95d38a5f41dbed72dca23584f715db9a12192d19222460cee8669b4a352770
+a303522c605ccc9804e67f85326778a380951ce14022a70bc37ba3ae63b76f79
diff --git a/plugins/official/regex-tester/dist/plugin.wasm b/plugins/official/regex-tester/dist/plugin.wasm
index 1731f3e9a..0a5bc9555 100644
Binary files a/plugins/official/regex-tester/dist/plugin.wasm and b/plugins/official/regex-tester/dist/plugin.wasm differ
diff --git a/plugins/official/regex-tester/dist/plugin.wasm.sources b/plugins/official/regex-tester/dist/plugin.wasm.sources
index 642f5f639..fd2ea7121 100644
--- a/plugins/official/regex-tester/dist/plugin.wasm.sources
+++ b/plugins/official/regex-tester/dist/plugin.wasm.sources
@@ -1 +1 @@
-bfab2d2fa19bdaac6890a117aa055c4caf1393065f87b6c104ff46114d9189c8
+b7b4e6be26ff08cc0e7fa791cb956acd9afa09905720d2c0c93acdae5638a35e
diff --git a/plugins/official/solidity/dist/plugin.wasm b/plugins/official/solidity/dist/plugin.wasm
index 49736b68b..11170d760 100644
Binary files a/plugins/official/solidity/dist/plugin.wasm and b/plugins/official/solidity/dist/plugin.wasm differ
diff --git a/plugins/official/solidity/dist/plugin.wasm.sources b/plugins/official/solidity/dist/plugin.wasm.sources
index 496262be3..b18867464 100644
--- a/plugins/official/solidity/dist/plugin.wasm.sources
+++ b/plugins/official/solidity/dist/plugin.wasm.sources
@@ -1 +1 @@
-1e860aa8277c6cc5ffd887e1bc5c3107feb8c7f856d2c4df7294497879308ce7
+4f585c3a1a3ae01a89811e05d27fc39121dd8e74210c1281d04ff31556d393b5
diff --git a/plugins/official/string-tools/dist/plugin.wasm b/plugins/official/string-tools/dist/plugin.wasm
index dcc5ab9d5..921774ac1 100644
Binary files a/plugins/official/string-tools/dist/plugin.wasm and b/plugins/official/string-tools/dist/plugin.wasm differ
diff --git a/plugins/official/string-tools/dist/plugin.wasm.sources b/plugins/official/string-tools/dist/plugin.wasm.sources
index b38fa86c8..2abe7ac08 100644
--- a/plugins/official/string-tools/dist/plugin.wasm.sources
+++ b/plugins/official/string-tools/dist/plugin.wasm.sources
@@ -1 +1 @@
-cbe64480e49895004af403c165735d58cfe657910b45cea2d86d7eadcd93b93b
+81637f9a265e6bcb9839b1019b0d58b43f80535fb1fca044716904aef0c12724
diff --git a/plugins/official/test-runner/dist/plugin.wasm b/plugins/official/test-runner/dist/plugin.wasm
index 36477796a..d617111d9 100644
Binary files a/plugins/official/test-runner/dist/plugin.wasm and b/plugins/official/test-runner/dist/plugin.wasm differ
diff --git a/plugins/official/test-runner/dist/plugin.wasm.sources b/plugins/official/test-runner/dist/plugin.wasm.sources
index 39f48b106..51fec0c03 100644
--- a/plugins/official/test-runner/dist/plugin.wasm.sources
+++ b/plugins/official/test-runner/dist/plugin.wasm.sources
@@ -1 +1 @@
-8186e9cfb58fedf1add5288eb30010b8a376dd3dbd2aee39da5ddf067f5b0aae
+3f38eb70364973b8107edd58f2704872f8d7bafd0b00650ced1a1cf590ce741b
diff --git a/plugins/official/todo-finder/dist/plugin.wasm b/plugins/official/todo-finder/dist/plugin.wasm
index 5bcdae00e..8fcbe9aad 100644
Binary files a/plugins/official/todo-finder/dist/plugin.wasm and b/plugins/official/todo-finder/dist/plugin.wasm differ
diff --git a/plugins/official/todo-finder/dist/plugin.wasm.sources b/plugins/official/todo-finder/dist/plugin.wasm.sources
index c4bbac29d..bb132e77a 100644
--- a/plugins/official/todo-finder/dist/plugin.wasm.sources
+++ b/plugins/official/todo-finder/dist/plugin.wasm.sources
@@ -1 +1 @@
-75d6e447d1d54ad254845b423c38d3c395f07f2e31ee2dd376edc1ed7079ae06
+d241068b9152dcd72bc4e0895a29cbe919731be66319ee228188cda62e05df61
diff --git a/sdk/rust/openidea-plugin/src/lib.rs b/sdk/rust/openidea-plugin/src/lib.rs
index a7a5eae56..9058f3387 100644
--- a/sdk/rust/openidea-plugin/src/lib.rs
+++ b/sdk/rust/openidea-plugin/src/lib.rs
@@ -98,7 +98,7 @@ pub mod providers_bindings {
         export_macro_name: "__export_editor_providers_world",
         default_bindings_module: "openidea_plugin::providers_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
         },
     });
 }
@@ -115,10 +115,10 @@ pub mod views_bindings {
         export_macro_name: "__export_views_world",
         default_bindings_module: "openidea_plugin::views_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
-            "openidea:plugin/workspace@1.7.0": crate::bindings::openidea::plugin::workspace,
-            "openidea:plugin/editor@1.7.0": crate::bindings::openidea::plugin::editor,
-            "openidea:plugin/invocation@1.7.0": crate::bindings::openidea::plugin::invocation,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/workspace@1.8.0": crate::bindings::openidea::plugin::workspace,
+            "openidea:plugin/editor@1.8.0": crate::bindings::openidea::plugin::editor,
+            "openidea:plugin/invocation@1.8.0": crate::bindings::openidea::plugin::invocation,
         },
     });
 }
@@ -130,7 +130,7 @@ pub mod indexing_bindings {
         world: "indexing", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_indexing_world",
         default_bindings_module: "openidea_plugin::indexing_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -142,10 +142,10 @@ pub mod details_bindings {
         export_macro_name: "__export_details_world",
         default_bindings_module: "openidea_plugin::details_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
-            "openidea:plugin/workspace@1.7.0": crate::bindings::openidea::plugin::workspace,
-            "openidea:plugin/editor@1.7.0": crate::bindings::openidea::plugin::editor,
-            "openidea:plugin/invocation@1.7.0": crate::bindings::openidea::plugin::invocation,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/workspace@1.8.0": crate::bindings::openidea::plugin::workspace,
+            "openidea:plugin/editor@1.8.0": crate::bindings::openidea::plugin::editor,
+            "openidea:plugin/invocation@1.8.0": crate::bindings::openidea::plugin::invocation,
         },
     });
 }
@@ -157,7 +157,7 @@ pub mod semantic_bindings {
         world: "semantic-tokens", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_semantic_tokens_world",
         default_bindings_module: "openidea_plugin::semantic_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -169,8 +169,8 @@ pub mod diagnostics_bindings {
         export_macro_name: "__export_diagnostics_world",
         default_bindings_module: "openidea_plugin::diagnostics_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
-            "openidea:plugin/diagnostics@1.7.0": crate::bindings::openidea::plugin::diagnostics,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/diagnostics@1.8.0": crate::bindings::openidea::plugin::diagnostics,
         },
     });
 }
@@ -182,7 +182,7 @@ pub mod hover_bindings {
         world: "hover", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_hover_world",
         default_bindings_module: "openidea_plugin::hover_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -194,11 +194,11 @@ pub mod commit_checks_bindings {
         export_macro_name: "__export_commit_checks_world",
         default_bindings_module: "openidea_plugin::commit_checks_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
-            "openidea:plugin/workspace@1.7.0": crate::bindings::openidea::plugin::workspace,
-            "openidea:plugin/editor@1.7.0": crate::bindings::openidea::plugin::editor,
-            "openidea:plugin/invocation@1.7.0": crate::bindings::openidea::plugin::invocation,
-            "openidea:plugin/commit@1.7.0": crate::bindings::openidea::plugin::commit,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/workspace@1.8.0": crate::bindings::openidea::plugin::workspace,
+            "openidea:plugin/editor@1.8.0": crate::bindings::openidea::plugin::editor,
+            "openidea:plugin/invocation@1.8.0": crate::bindings::openidea::plugin::invocation,
+            "openidea:plugin/commit@1.8.0": crate::bindings::openidea::plugin::commit,
         },
     });
 }
@@ -210,7 +210,7 @@ pub mod inlay_bindings {
         world: "inlay-hints", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_inlay_hints_world",
         default_bindings_module: "openidea_plugin::inlay_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -221,7 +221,7 @@ pub mod file_actions_bindings {
         world: "file-actions-provider", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_file_actions_world",
         default_bindings_module: "openidea_plugin::file_actions_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -233,10 +233,10 @@ pub mod endpoints_bindings {
         export_macro_name: "__export_endpoints_world",
         default_bindings_module: "openidea_plugin::endpoints_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
-            "openidea:plugin/workspace@1.7.0": crate::bindings::openidea::plugin::workspace,
-            "openidea:plugin/editor@1.7.0": crate::bindings::openidea::plugin::editor,
-            "openidea:plugin/invocation@1.7.0": crate::bindings::openidea::plugin::invocation,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/workspace@1.8.0": crate::bindings::openidea::plugin::workspace,
+            "openidea:plugin/editor@1.8.0": crate::bindings::openidea::plugin::editor,
+            "openidea:plugin/invocation@1.8.0": crate::bindings::openidea::plugin::invocation,
         },
     });
 }
@@ -1322,7 +1322,7 @@ pub mod run_configurations_bindings {
 pub mod test_results_bindings {
     wit_bindgen::generate!({ world: "test-results-provider", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_tests_world", default_bindings_module: "openidea_plugin::test_results_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 #[doc(hidden)]
@@ -1360,7 +1360,7 @@ pub mod language_features;
 pub mod language_features_bindings {
     wit_bindgen::generate!({world: "editor-language-features", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_language_features_world", default_bindings_module: "openidea_plugin::language_features_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -1392,7 +1392,7 @@ fn gutter_actions(doc: $crate::language_features_bindings::exports::openidea::pl
 pub mod injections_bindings {
     wit_bindgen::generate!({world: "language-injections", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_injections_world", default_bindings_module: "openidea_plugin::injections_bindings",
-        with: { "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types },
+        with: { "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types },
     });
 }
 
@@ -1422,8 +1422,8 @@ pub mod mcp_bindings {
     wit_bindgen::generate!({ world: "mcp-tools", path: "wit", pub_export_macro: true,
         export_macro_name: "__export_mcp_world", default_bindings_module: "openidea_plugin::mcp_bindings",
         with: {
-            "openidea:plugin/types@1.7.0": crate::bindings::openidea::plugin::types,
-            "openidea:plugin/invocation@1.7.0": crate::bindings::openidea::plugin::invocation,
+            "openidea:plugin/types@1.8.0": crate::bindings::openidea::plugin::types,
+            "openidea:plugin/invocation@1.8.0": crate::bindings::openidea::plugin::invocation,
         },
     });
 }
diff --git a/sdk/rust/openidea-plugin/src/types.rs b/sdk/rust/openidea-plugin/src/types.rs
index fc4be7d81..802e34258 100644
--- a/sdk/rust/openidea-plugin/src/types.rs
+++ b/sdk/rust/openidea-plugin/src/types.rs
@@ -245,6 +245,8 @@ pub enum EventKind {
     /// Needs `events.input`.
     ActionPerformed,
     VcsChanged,
+    /// Problems of the window's files changed (a language server or a report): JSON object (`Event::Other`).
+    ProblemsChanged,
     Scheduled,
 }
 
@@ -267,6 +269,7 @@ impl EventKind {
             Self::EditorFocused => "editor-focused",
             Self::ActionPerformed => "action-performed",
             Self::VcsChanged => "vcs-changed",
+            Self::ProblemsChanged => "problems-changed",
             Self::Scheduled => "scheduled",
         }
     }
diff --git a/sdk/rust/openidea-plugin/wit/commit.wit b/sdk/rust/openidea-plugin/wit/commit.wit
index b3e5b9fb5..46aee192e 100644
--- a/sdk/rust/openidea-plugin/wit/commit.wit
+++ b/sdk/rust/openidea-plugin/wit/commit.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// The commit being prepared in the window the current command or event came
 /// from (the Commit tool window, or the Commit dialog while it is open): the
diff --git a/sdk/rust/openidea-plugin/wit/database.wit b/sdk/rust/openidea-plugin/wit/database.wit
index 59e8221bc..14484c068 100644
--- a/sdk/rust/openidea-plugin/wit/database.wit
+++ b/sdk/rust/openidea-plugin/wit/database.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Plugin-owned project data sources. Requires database.sources and project trust.
 /// Runs on the Database subsystem's host, including on remote project servers.
diff --git a/sdk/rust/openidea-plugin/wit/decorations.wit b/sdk/rust/openidea-plugin/wit/decorations.wit
index fb9daf387..7ed27bd67 100644
--- a/sdk/rust/openidea-plugin/wit/decorations.wit
+++ b/sdk/rust/openidea-plugin/wit/decorations.wit
@@ -1,9 +1,10 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
-/// Project-scoped decorations (API 1.4). Requires project.read; paths must be inside
-/// an open project. Sets belong to the plugin and disappear when it stops.
+/// Editor and project-tree decorations (API 1.4). Requires project.read. An editor set
+/// follows its file: the file's own project, or the nearest one when it is outside them all.
+/// Tree sets are rooted in an open project. Sets belong to the plugin and disappear when it stops.
 /// Styles: highlight, search, added, modified, removed, warning, error, info,
-/// underline, strikethrough, muted. Unknown styles are ignored. Theme tokens only.
+/// typo, weak, underline, strikethrough, muted. Unknown styles are ignored. Theme tokens only.
 interface decorations {
     use types.{error, range};
     /// An editor annotation; after is plain text shown after the range.
diff --git a/sdk/rust/openidea-plugin/wit/details.wit b/sdk/rust/openidea-plugin/wit/details.wit
index 2096fbaef..7bb6da47b 100644
--- a/sdk/rust/openidea-plugin/wit/details.wit
+++ b/sdk/rust/openidea-plugin/wit/details.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// What the pane beside the Services tree shows for a plugin's node.
 interface detail-types {
diff --git a/sdk/rust/openidea-plugin/wit/diagnostics.wit b/sdk/rust/openidea-plugin/wit/diagnostics.wit
index db8a52315..c795062a6 100644
--- a/sdk/rust/openidea-plugin/wit/diagnostics.wit
+++ b/sdk/rust/openidea-plugin/wit/diagnostics.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-diagnostics`): problems in the current,
 /// possibly unsaved document, for the languages declared with the
diff --git a/sdk/rust/openidea-plugin/wit/endpoints.wit b/sdk/rust/openidea-plugin/wit/endpoints.wit
index e738e8340..492f3d420 100644
--- a/sdk/rust/openidea-plugin/wit/endpoints.wit
+++ b/sdk/rust/openidea-plugin/wit/endpoints.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// HTTP endpoints found in a project (`[[contributes.endpoints]]`).
 interface endpoints-provider {
diff --git a/sdk/rust/openidea-plugin/wit/events.wit b/sdk/rust/openidea-plugin/wit/events.wit
index 12f2da2cf..6e3a5148d 100644
--- a/sdk/rust/openidea-plugin/wit/events.wit
+++ b/sdk/rust/openidea-plugin/wit/events.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Workbench events, delivered in batches to `event-handler.handle`.
 interface events {
diff --git a/sdk/rust/openidea-plugin/wit/exports.wit b/sdk/rust/openidea-plugin/wit/exports.wit
index 26cc428b1..f062d30fc 100644
--- a/sdk/rust/openidea-plugin/wit/exports.wit
+++ b/sdk/rust/openidea-plugin/wit/exports.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 interface lifecycle {
     use types.{context, error};
diff --git a/sdk/rust/openidea-plugin/wit/extensions.wit b/sdk/rust/openidea-plugin/wit/extensions.wit
index 6675ea48b..04826a3fc 100644
--- a/sdk/rust/openidea-plugin/wit/extensions.wit
+++ b/sdk/rust/openidea-plugin/wit/extensions.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// What other plugins contributed to the extension points this plugin declares
 /// (`[[extension-points]]` in `plugin.toml`; the contributors list this plugin
diff --git a/sdk/rust/openidea-plugin/wit/file-actions.wit b/sdk/rust/openidea-plugin/wit/file-actions.wit
index 0d955df27..3c1c89635 100644
--- a/sdk/rust/openidea-plugin/wit/file-actions.wit
+++ b/sdk/rust/openidea-plugin/wit/file-actions.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-file-actions`): quick fixes and
 /// refactorings that create, rename or delete files, next to the text edits
diff --git a/sdk/rust/openidea-plugin/wit/fs.wit b/sdk/rust/openidea-plugin/wit/fs.wit
index 839e4e965..1dc9420d0 100644
--- a/sdk/rust/openidea-plugin/wit/fs.wit
+++ b/sdk/rust/openidea-plugin/wit/fs.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Files outside the open projects: the configuration of the program a
 /// plugin integrates with, a tool installed elsewhere, a licence file.
diff --git a/sdk/rust/openidea-plugin/wit/host.wit b/sdk/rust/openidea-plugin/wit/host.wit
index 1df9bda16..a86d34b48 100644
--- a/sdk/rust/openidea-plugin/wit/host.wit
+++ b/sdk/rust/openidea-plugin/wit/host.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Writes to the IDE log, tagged with the plugin id.
 interface log {
diff --git a/sdk/rust/openidea-plugin/wit/hover.wit b/sdk/rust/openidea-plugin/wit/hover.wit
index 49612d00f..c066f9a0d 100644
--- a/sdk/rust/openidea-plugin/wit/hover.wit
+++ b/sdk/rust/openidea-plugin/wit/hover.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-hover`): Markdown added to the hover of
 /// documents of the languages declared with the `hover` provider kind,
diff --git a/sdk/rust/openidea-plugin/wit/indexing.wit b/sdk/rust/openidea-plugin/wit/indexing.wit
index 4f0cfe224..57b6061c2 100644
--- a/sdk/rust/openidea-plugin/wit/indexing.wit
+++ b/sdk/rust/openidea-plugin/wit/indexing.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Cross-file associations a plugin publishes for the files it declares under
 /// `[[contributes.documentIndexers]]`. The host calls `index` in cancellable
diff --git a/sdk/rust/openidea-plugin/wit/injections.wit b/sdk/rust/openidea-plugin/wit/injections.wit
index 2a5be91f8..6667afc69 100644
--- a/sdk/rust/openidea-plugin/wit/injections.wit
+++ b/sdk/rust/openidea-plugin/wit/injections.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Embedded languages. The host routes plugin providers and configured language
 /// servers inside these ranges, preserving host-document UTF-16 coordinates.
diff --git a/sdk/rust/openidea-plugin/wit/inlay.wit b/sdk/rust/openidea-plugin/wit/inlay.wit
index 4bcfa613a..208416f3f 100644
--- a/sdk/rust/openidea-plugin/wit/inlay.wit
+++ b/sdk/rust/openidea-plugin/wit/inlay.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-inlay-hints`): inline hints in documents of
 /// the languages declared with the `inlay-hints` provider kind, including
diff --git a/sdk/rust/openidea-plugin/wit/io.wit b/sdk/rust/openidea-plugin/wit/io.wit
index 7d1ed4428..212385b48 100644
--- a/sdk/rust/openidea-plugin/wit/io.wit
+++ b/sdk/rust/openidea-plugin/wit/io.wit
@@ -1,11 +1,14 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Problems in files, shown in the editor and the Problems view.
 interface diagnostics {
     use types.{error, range, location};
-    /// Problems reported by a source for a file in this window's project.
+    /// Problems one producer reported for a file, wherever the file is: the host records every
+    /// diagnostics event it emits, so this follows the file, not the invoking window.
     record file-problems { path: string, source: string, diagnostics: list<diagnostic> }
-    /// Current Problems view snapshot, optionally filtered to a project file.
+    /// The diagnostics the host recorded, one entry per producer, optionally
+    /// filtered to a file: language servers, builds, spelling and plugin
+    /// providers alike, whatever window or project opened the file.
     /// Requires project.read and an invoking window. Empty for remote projects.
     problems: func(path: option<string>) -> result<list<file-problems>, error>;
 
diff --git a/sdk/rust/openidea-plugin/wit/language-features.wit b/sdk/rust/openidea-plugin/wit/language-features.wit
index c6403b0a5..0a406cba1 100644
--- a/sdk/rust/openidea-plugin/wit/language-features.wit
+++ b/sdk/rust/openidea-plugin/wit/language-features.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Additional language features, called only for declared API 1.4 provider kinds.
 /// Editor calls have a 50 ms soft / 500 ms hard budget; formatting has 5 seconds.
diff --git a/sdk/rust/openidea-plugin/wit/mcp.wit b/sdk/rust/openidea-plugin/wit/mcp.wit
index 903a15f27..15e6c9139 100644
--- a/sdk/rust/openidea-plugin/wit/mcp.wit
+++ b/sdk/rust/openidea-plugin/wit/mcp.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Discovery of the IDE's built-in MCP server; never exposes its URL or token.
 interface mcp {
diff --git a/sdk/rust/openidea-plugin/wit/plugin.wit b/sdk/rust/openidea-plugin/wit/plugin.wit
index 2e7da4359..39c55203c 100644
--- a/sdk/rust/openidea-plugin/wit/plugin.wit
+++ b/sdk/rust/openidea-plugin/wit/plugin.wit
@@ -8,7 +8,7 @@
 /// `fs` and `workspace`, and everything else goes through the imports below,
 /// gated by the capabilities granted in `plugin.toml` (a missing one returns
 /// `error::denied`).
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 world plugin {
     import log;
diff --git a/sdk/rust/openidea-plugin/wit/providers.wit b/sdk/rust/openidea-plugin/wit/providers.wit
index 7bb02b8db..8b098e4a6 100644
--- a/sdk/rust/openidea-plugin/wit/providers.wit
+++ b/sdk/rust/openidea-plugin/wit/providers.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Editor features a plugin provides for the languages it declares under
 /// `[[contributes.providers]]` (the host calls only declared kinds). They run
diff --git a/sdk/rust/openidea-plugin/wit/run-targets.wit b/sdk/rust/openidea-plugin/wit/run-targets.wit
index e29456015..5e780df04 100644
--- a/sdk/rust/openidea-plugin/wit/run-targets.wit
+++ b/sdk/rust/openidea-plugin/wit/run-targets.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Project-scoped targets owned by the registering plugin (API 1.4).
 interface run-targets {
diff --git a/sdk/rust/openidea-plugin/wit/run.wit b/sdk/rust/openidea-plugin/wit/run.wit
index e4875733f..abb398bea 100644
--- a/sdk/rust/openidea-plugin/wit/run.wit
+++ b/sdk/rust/openidea-plugin/wit/run.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Launches this plugin's configurations in the invoking window's Run tool window.
 interface run {
diff --git a/sdk/rust/openidea-plugin/wit/semantic.wit b/sdk/rust/openidea-plugin/wit/semantic.wit
index 021b94dbf..c3c26fad4 100644
--- a/sdk/rust/openidea-plugin/wit/semantic.wit
+++ b/sdk/rust/openidea-plugin/wit/semantic.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-semantic-tokens`): semantic colouring of
 /// documents of the languages declared with the `semantic-tokens` provider
diff --git a/sdk/rust/openidea-plugin/wit/types.wit b/sdk/rust/openidea-plugin/wit/types.wit
index aa255a617..d888fdab8 100644
--- a/sdk/rust/openidea-plugin/wit/types.wit
+++ b/sdk/rust/openidea-plugin/wit/types.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Shared types. Positions are 0-based lines and UTF-16 code unit columns,
 /// as in the editor and LSP.
diff --git a/sdk/rust/openidea-plugin/wit/views.wit b/sdk/rust/openidea-plugin/wit/views.wit
index 4fbcaaff6..268e76ac9 100644
--- a/sdk/rust/openidea-plugin/wit/views.wit
+++ b/sdk/rust/openidea-plugin/wit/views.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Declarative views: tool windows declared
 /// under `[[contributes.views]]` and custom editors under
diff --git a/sdk/rust/openidea-plugin/wit/workspace.wit b/sdk/rust/openidea-plugin/wit/workspace.wit
index 5030af173..9b798f2d1 100644
--- a/sdk/rust/openidea-plugin/wit/workspace.wit
+++ b/sdk/rust/openidea-plugin/wit/workspace.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 interface workspace {
     use types.{error, location};
diff --git a/src/bindings.ts b/src/bindings.ts
index e90519552..9523967ba 100644
--- a/src/bindings.ts
+++ b/src/bindings.ts
@@ -4813,7 +4813,9 @@ export type ErrorKind = "notFound" | "alreadyExists" | "permissionDenied" | "inv
 "unavailable" | "io" | "protocol" | "internal";
 
 /**  Kinds of workbench events a plugin can subscribe to (`on-event:<kind>`). */
-export type EventKind = "document-changed" | "websocket-ready" | "file-closed" | "settings-changed" | "input-mode-changed" | "run-exited" | "terminal-exited" | "content-tab-action" | "extensions-changed" | "file-opened" | "file-saved" | "files-changed" | "editor-focused" | "action-performed" | "vcs-changed" | "scheduled";
+export type EventKind = "document-changed" | "websocket-ready" | "file-closed" | "settings-changed" | "input-mode-changed" | "run-exited" | "terminal-exited" | "content-tab-action" | "extensions-changed" | "file-opened" | "file-saved" | "files-changed" | "editor-focused" | "action-performed" | "vcs-changed" | 
+/**  Problems of the window's files changed (a language server or a report). */
+"problems-changed" | "scheduled";
 
 /**  An exception breakpoint filter offered by an adapter (`exceptionBreakpointFilters`). */
 export type ExceptionFilter = {
@@ -10558,7 +10560,9 @@ export type WindowTab = {
 /**  A workbench event delivered to plugins. */
 export type WorkbenchEvent = { kind: "documentChanged"; value: DocumentChanged } | { kind: "websocketReady"; value: WebsocketReady } | { kind: "runExited"; value: RunExited } | { kind: "terminalExited"; value: TerminalExited } | { kind: "contentTabAction"; value: ContentTabAction } | { kind: "fileClosed"; value: string } | { kind: "settingsChanged"; value: string[] } | 
 /**  Ids of extension points the receiving plugin declares whose contributions changed. */
-{ kind: "extensionsChanged"; value: string[] } | { kind: "inputModeChanged"; value: InputMode } | { kind: "fileOpened"; value: string } | { kind: "fileSaved"; value: string } | { kind: "filesChanged"; value: FilesChanged } | { kind: "editorFocused"; value: string | null } | { kind: "actionPerformed"; value: ActionPerformed } | { kind: "vcsChanged"; value: string } | { kind: "scheduled" };
+{ kind: "extensionsChanged"; value: string[] } | { kind: "inputModeChanged"; value: InputMode } | { kind: "fileOpened"; value: string } | { kind: "fileSaved"; value: string } | { kind: "filesChanged"; value: FilesChanged } | { kind: "editorFocused"; value: string | null } | { kind: "actionPerformed"; value: ActionPerformed } | { kind: "vcsChanged"; value: string } | 
+/**  Problems of the window's files changed; plugins re-read `problems`. */
+{ kind: "problemsChanged" } | { kind: "scheduled" };
 
 export type WorkingTreeChange = {
 	path: string,
diff --git a/src/editor/core/cm/codeLens.ts b/src/editor/core/cm/codeLens.ts
index a5a6594f1..bc91d4659 100644
--- a/src/editor/core/cm/codeLens.ts
+++ b/src/editor/core/cm/codeLens.ts
@@ -232,7 +232,10 @@ const lensTheme = EditorView.theme({
   // positioned inner box, the way IDEA paints line-end inlays. Nothing here takes part in the
   // line's flow: the hint can neither wrap to the next line (a soft-wrapped line has no room for
   // it) nor stretch the line's height, and it overflows past the editor edge instead.
+  // The anchor's own offset is a custom property: the blame and plugin messages step past the
+  // hint by measuring this inner box plus that offset (inlineBlame.ts, decorations.ts).
   ".cm-openidea-lensInline": {
+    "--openidea-hint-offset": "12px",
     display: "inline-block",
     width: "0",
     position: "relative",
@@ -243,7 +246,7 @@ const lensTheme = EditorView.theme({
   },
   ".cm-openidea-lensInlineInner": {
     position: "absolute",
-    left: "12px",
+    left: "var(--openidea-hint-offset)",
     bottom: "-2px",
     display: "flex",
     alignItems: "center",
diff --git a/src/features/plugins/PluginSettings.module.css b/src/features/plugins/PluginSettings.module.css
index 8e8643773..d2e450381 100644
--- a/src/features/plugins/PluginSettings.module.css
+++ b/src/features/plugins/PluginSettings.module.css
@@ -84,3 +84,37 @@
 .scalars {
   max-width: 560px;
 }
+
+/* A severity's sample, drawn the way the annotation appears in the editor: the line-end
+   message carries the severity colour alone — the wave belongs to the code token, the
+   message itself is never underlined. The label column is fixed so the samples line up,
+   one row per setting. */
+.exampleRow {
+  display: grid;
+  grid-template-columns: 180px minmax(0, 1fr);
+  align-items: baseline;
+  column-gap: var(--space-3);
+}
+.example {
+  font-family: var(--openidea-editor-font, var(--font-mono));
+  font-size: var(--fs-code);
+  white-space: pre-wrap;
+}
+.example[data-style="error"] {
+  color: var(--wave-error);
+}
+.example[data-style="warning"] {
+  color: var(--wave-warning);
+}
+.example[data-style="weak"] {
+  color: var(--fg-weak-warning);
+}
+.example[data-style="typo"] {
+  color: var(--wave-typo, var(--success));
+}
+.example[data-style="info"] {
+  color: var(--info);
+}
+.example[data-style="muted"] {
+  color: var(--fg-muted);
+}
diff --git a/src/features/plugins/__tests__/decorations.test.ts b/src/features/plugins/__tests__/decorations.test.ts
index 46bf4602d..f5c524f43 100644
--- a/src/features/plugins/__tests__/decorations.test.ts
+++ b/src/features/plugins/__tests__/decorations.test.ts
@@ -44,7 +44,11 @@ afterEach(() => {
 it("renders plain annotations, maps them through edits, and withdraws them", () => {
   setPluginDecorations("test", [set()]);
   expect(editor.view.dom.textContent).toContain("<plain>");
+  // The range mark carries the hover on the code; the line-end message carries it too.
   expect(editor.view.dom.querySelector('[title="hover"]')?.textContent).toBe("te");
+  const message = editor.view.dom.querySelector(".cm-plugin-after");
+  expect(message?.firstElementChild?.textContent).toBe("<plain>");
+  expect(message?.firstElementChild?.getAttribute("title")).toBe("hover");
   expect(editor.view.dom.querySelector("plain")).toBeNull();
   editor.view.dispatch({ changes: { from: 0, insert: "x" } });
   expect(editor.view.dom.querySelector('[title="hover"]')?.textContent).toBe("te");
@@ -52,15 +56,19 @@ it("renders plain annotations, maps them through edits, and withdraws them", ()
   expect(editor.view.dom.textContent).not.toContain("<plain>");
 });
 
-it("filters project roots and unknown styles and replaces tree badges", () => {
+it("filters tree badges by project root but not editor annotations, and drops unknown styles", () => {
+  // Editor annotations follow the file: a set from another root still renders where the file is open.
   setPluginDecorations("test", [set("/other")]);
-  expect(editor.view.dom.textContent).not.toContain("<plain>");
+  expect(editor.view.dom.textContent).toContain("<plain>");
   const unknown = set();
   unknown.items[0]!.style = "unknown";
   setPluginDecorations("test", [unknown]);
   expect(editor.view.dom.textContent).not.toContain("<plain>");
-  const tree = { ...set(), tree: true, items: [], file: { style: "modified", badge: "M", tooltip: "changed" } };
+  // Tree badges are per root.
+  const tree = { ...set("/other"), tree: true, items: [], file: { style: "modified", badge: "M", tooltip: "changed" } };
   setPluginDecorations("test", [tree]);
+  expect(getFileDecoration("/p/a.txt")?.badge).toBeUndefined();
+  setPluginDecorations("test", [{ ...tree, root: "/p" }]);
   expect(getFileDecoration("/p/a.txt")?.badge).toBe("M");
   setPluginDecorations("test", []);
   expect(getFileDecoration("/p/a.txt")?.badge).toBeUndefined();
diff --git a/src/features/plugins/decorations.module.css b/src/features/plugins/decorations.module.css
index 572ea515f..b6859d4c6 100644
--- a/src/features/plugins/decorations.module.css
+++ b/src/features/plugins/decorations.module.css
@@ -23,6 +23,12 @@
 .info {
   text-decoration: underline dotted var(--info);
 }
+.typo {
+  text-decoration: underline wavy var(--wave-typo, var(--success));
+}
+.weak {
+  color: var(--fg-weak-warning);
+}
 .underline {
   text-decoration: underline;
 }
@@ -32,8 +38,55 @@
 .muted {
   color: var(--fg-muted);
 }
+/* A zero-width anchor at the line end with the message in an absolutely positioned inner box,
+   the way the code-vision hint is drawn: the annotation takes no part in the line's flow, so it
+   neither stretches the line nor moves the caret at the line end. The message's own offset is a
+   custom property: the blame steps past the message by measuring this inner box plus that
+   offset (inlineBlame.ts). */
 .after {
+  --openidea-message-offset: var(--space-2);
+  display: inline-block;
+  width: 0;
+  position: relative;
+  line-height: 1;
+  user-select: none;
+}
+.afterInner {
+  position: absolute;
+  left: var(--openidea-message-offset);
+  bottom: -2px;
   white-space: pre;
-  margin-inline-start: calc(var(--space-2) / 2);
   color: var(--fg-muted);
+  /* No width cap and no overflow: a descender (g, y, p) would be clipped by a
+     line-height-1 box, and a long message simply runs past the editor's edge,
+     where the scroller clips it — the way IDEA paints line-end inlays. */
+  pointer-events: auto;
+}
+
+/* Inline text follows the scheme's Error / Warning colours, the way Inspection Lens
+   colours an annotation. The message span carries the severity class, and the line-end
+   text itself is never underlined: the wave belongs to the code token. */
+.after .error {
+  color: var(--wave-error);
+  text-decoration: none;
+}
+.after .warning {
+  color: var(--wave-warning);
+  text-decoration: none;
+}
+.after .info {
+  color: var(--info, var(--fg-weak-warning));
+  text-decoration: none;
+}
+.after .typo {
+  color: var(--wave-typo, var(--success));
+  text-decoration: none;
+}
+.after .weak {
+  color: var(--fg-weak-warning);
+  text-decoration: none;
+}
+.after .underline,
+.after .strikethrough {
+  text-decoration: none;
 }
diff --git a/src/features/plugins/decorations.ts b/src/features/plugins/decorations.ts
index 657820856..576463fde 100644
--- a/src/features/plugins/decorations.ts
+++ b/src/features/plugins/decorations.ts
@@ -19,19 +19,24 @@ const colors: Record<string, string> = {
   warning: "var(--warning)",
   error: "var(--danger)",
   info: "var(--info)",
+  typo: "var(--wave-typo)",
+  weak: "var(--fg-weak-warning)",
   underline: "var(--fg-editor)",
   strikethrough: "var(--fg-editor)",
   muted: "var(--fg-muted)",
 };
 
-function currentSets(sets: DecorationSet[]) {
+function currentSets(sets: DecorationSet[], tree: boolean) {
+  // Editor annotations follow the file, so a set applies wherever its file is open —
+  // including a file outside this window's project. Tree decorations are per root.
+  if (!tree) return sets;
   const root = useProject.getState().project?.root;
   return sets.filter((s) => s.root === root);
 }
 
 function updateTree(plugin: string, sets: DecorationSet[]) {
   const items = new Map<string, FileDecoration>();
-  for (const s of currentSets(sets))
+  for (const s of currentSets(sets, true))
     if (s.tree && s.file && (Object.hasOwn(colors, s.file.style) || s.file.note)) {
       items.set(s.path, {
         color: Object.hasOwn(colors, s.file.style) ? colors[s.file.style] : undefined,
@@ -60,7 +65,16 @@ function offset(doc: Text, pos: Range["start"]): number | null {
   return pos.col <= line.length ? line.from + pos.col : null;
 }
 
+/** An element's own custom property in px (its anchor offset), or 0. */
+function offsetOf(el: HTMLElement, property: string): number {
+  return Number.parseFloat(getComputedStyle(el).getPropertyValue(property)) || 0;
+}
+
 class AfterText extends WidgetType {
+  /** Last offset applied, so the observer does not rewrite the style on every keystroke. */
+  private appliedWidth = -1;
+  private observer: MutationObserver | undefined;
+
   constructor(
     readonly text: string,
     readonly style: string,
@@ -71,21 +85,70 @@ class AfterText extends WidgetType {
   override eq(other: AfterText) {
     return this.text === other.text && this.style === other.style && this.hover === other.hover;
   }
+  /**
+   * Line-end annotations stack left to right: the code-vision git hint, every plugin message on
+   * the line, then the inline blame. Each message steps past the hint and its predecessors on the
+   * inner box's offset, not the anchor's margin: a margin would shift the in-flow siblings (the
+   * blame) too, and the blame would count them a second time. Neighbours can appear (or go away)
+   * after this widget mounted, hence the observer below.
+   */
+  private stepPastLineEnd(el: HTMLElement) {
+    const line = el.closest(".cm-line");
+    const inner = el.firstElementChild as HTMLElement | null;
+    if (!line || !inner) return;
+    const own = offsetOf(el, "--openidea-message-offset");
+    const hint = line.querySelector<HTMLElement>(".cm-openidea-lensInlineInner");
+    // The hint's inner box sits `--openidea-hint-offset` past its zero-width anchor.
+    let width = hint ? Math.round(hint.getBoundingClientRect().width) + offsetOf(hint, "--openidea-hint-offset") : 0;
+    // Every message before this one adds its own width and offset.
+    for (const other of line.querySelectorAll<HTMLElement>(".cm-plugin-after")) {
+      if (other === el || other.compareDocumentPosition(el) & Node.DOCUMENT_POSITION_FOLLOWING) continue;
+      const box = other.firstElementChild;
+      if (box) width += Math.round(box.getBoundingClientRect().width) + offsetOf(other, "--openidea-message-offset");
+    }
+    if (width === this.appliedWidth) return;
+    this.appliedWidth = width;
+    // The stylesheet parks the message `own` past the anchor; shift it past the chain too.
+    if (width) inner.style.left = `${width + own}px`;
+    else inner.style.removeProperty("left");
+  }
   override toDOM() {
+    // A zero-width anchor with the message in an absolutely positioned inner box, the way the
+    // code-vision hint is drawn: the annotation takes no part in the line's flow, so it neither
+    // stretches the line nor moves the caret at the line end.
     const span = document.createElement("span");
-    span.className = `${styles.after} ${this.style}`;
-    span.textContent = this.text;
-    if (this.hover) span.title = this.hover;
+    span.className = styles.after ?? "";
+    // A stable hook for the inline blame, which steps past this message (inlineBlame.ts).
+    span.classList.add("cm-plugin-after");
+    const text = document.createElement("span");
+    text.className = `${styles.afterInner ?? ""} ${this.style}`;
+    text.textContent = this.text;
+    if (this.hover) text.title = this.hover;
+    span.appendChild(text);
+    // The element is only measurable once CodeMirror has inserted it: defer to the next task, not a
+    // nested frame, so a widget that goes away first simply skips.
+    setTimeout(() => {
+      if (!span.isConnected) return;
+      this.stepPastLineEnd(span);
+      const line = span.closest(".cm-line");
+      if (!line) return;
+      this.observer = new MutationObserver(() => this.stepPastLineEnd(span));
+      this.observer.observe(line, { childList: true, subtree: true, characterData: true });
+    }, 0);
     return span;
   }
+  override destroy() {
+    this.observer?.disconnect();
+    this.observer = undefined;
+  }
 }
 
 export function decorationExtension(ctx: EditorDocContext) {
   const build = (doc: Text): CmDecorations => {
     const ranges = [];
     for (const sets of snapshots.values())
-      for (const set of currentSets(sets))
-        if (!set.tree && set.path === ctx.path) {
+      for (const set of currentSets(sets, false))
+        if (!set.tree && String(set.path) === String(ctx.path)) {
           for (const item of set.items) {
             const className = Object.hasOwn(colors, item.style) ? styles[item.style] : undefined;
             if (!className) continue;
@@ -99,10 +162,15 @@ export function decorationExtension(ctx: EditorDocContext) {
                   to,
                 ),
               );
-            if (item.after)
+            if (item.after) {
+              // The message belongs at the line end even when the diagnostic's range ends
+              // mid-line (a typo in the middle of a long line). `side: 1` keeps it after the
+              // caret there; the inline blame steps past it, so: git hint | lens | blame.
+              const end = doc.lineAt(to);
               ranges.push(
-                Decoration.widget({ widget: new AfterText(item.after, className, item.hover), side: 1 }).range(to),
+                Decoration.widget({ widget: new AfterText(item.after, className, item.hover), side: 1 }).range(end.to),
               );
+            }
           }
         }
     return Decoration.set(ranges, true);
diff --git a/src/features/plugins/runtimeUi.tsx b/src/features/plugins/runtimeUi.tsx
index 09473327e..26cfc0723 100644
--- a/src/features/plugins/runtimeUi.tsx
+++ b/src/features/plugins/runtimeUi.tsx
@@ -363,11 +363,17 @@ function trackWorkbenchEvents(): () => void {
   const offVcs = onIdeEvent("vcsChanged", (e) => {
     if (wanted.has("vcs-changed")) post({ kind: "vcsChanged", value: e.root });
   });
+  // Diagnostics arrive from language servers and builds without a file event; plugins
+  // that draw them (Inspection Lens) re-read the snapshot when this fires.
+  const offProblems = onIdeEvent("diagnostics", () => {
+    if (wanted.has("problems-changed")) post({ kind: "problemsChanged" });
+  });
   return () => {
     offEditor();
     offActions();
     offVcs();
     offSettings();
+    offProblems();
     if (postTimer) clearTimeout(postTimer);
     postTimer = null;
     queue = [];
diff --git a/src/features/plugins/settings.tsx b/src/features/plugins/settings.tsx
index 7b63ffc0b..ea78b0ba6 100644
--- a/src/features/plugins/settings.tsx
+++ b/src/features/plugins/settings.tsx
@@ -19,6 +19,8 @@ export interface SettingSchema {
   options?: string[] | null;
   multiline?: boolean;
   group?: string | null;
+  /** A sample drawn in the setting's own style, e.g. the message a severity produces. */
+  example?: { text: string; style: string } | null;
   items?: SettingSchema | null;
   properties?: SettingSchema[];
 }
@@ -217,20 +219,36 @@ function SettingControl({ pluginId, s }: { pluginId: string; s: SettingSchema })
   const all = form.useValue("plugins") as PluginSettings | undefined;
   const stored = all?.[pluginId]?.[s.key];
   const value = accepts(s, stored) ? stored : s.default;
+  const control = (
+    <ValueControl
+      s={s}
+      value={value}
+      set={(v) => {
+        const valid = accepts(s, v);
+        setInvalid(!valid);
+        // Keep the chosen value even when it equals the default: false and ""
+        // are real plugin settings, not "remove the override".
+        if (valid) form.setMapEntry("plugins", [pluginId, s.key], v);
+      }}
+    />
+  );
+  const example = s.example ? (
+    <span className={styles.example} data-style={s.example.style}>
+      {s.example.text}
+    </span>
+  ) : null;
   return (
     <div className={styles.field}>
       {s.type !== "boolean" && <span>{s.title}</span>}
-      <ValueControl
-        s={s}
-        value={value}
-        set={(v) => {
-          const valid = accepts(s, v);
-          setInvalid(!valid);
-          // Keep the chosen value even when it equals the default: false and ""
-          // are real plugin settings, not "remove the override".
-          if (valid) form.setMapEntry("plugins", [pluginId, s.key], v);
-        }}
-      />
+      {/* A sample sits in a second column, one row per setting, the way PyCharm previews a severity. */}
+      {example ? (
+        <div className={styles.exampleRow}>
+          {control}
+          {example}
+        </div>
+      ) : (
+        control
+      )}
       {s.description && <div className={styles.description}>{s.description}</div>}
       {invalid && (
         <p role="alert" className={styles.error}>
diff --git a/src/features/vcs/__tests__/inlineBlame.test.ts b/src/features/vcs/__tests__/inlineBlame.test.ts
index 7867589de..64ec2eeac 100644
--- a/src/features/vcs/__tests__/inlineBlame.test.ts
+++ b/src/features/vcs/__tests__/inlineBlame.test.ts
@@ -320,6 +320,17 @@ describe("current line decoration", () => {
         return el;
       }
     }
+    // A plugin's line-end message is a zero-width anchor with its text in an inner box.
+    class FakeMessage extends WidgetType {
+      toDOM() {
+        const anchor = document.createElement("span");
+        anchor.className = "cm-plugin-after";
+        const inner = document.createElement("span");
+        inner.getBoundingClientRect = () => ({ width: 70 }) as DOMRect;
+        anchor.append(inner);
+        return anchor;
+      }
+    }
     const lens = new Compartment();
     view = new EditorView({
       parent: document.body,
@@ -333,14 +344,20 @@ describe("current line decoration", () => {
     // the hint shows up only after the blame mounted — the blame must still step past it
     view.dispatch({
       effects: lens.reconfigure(
-        EditorView.decorations.of(Decoration.set([Decoration.widget({ widget: new FakeHint(), side: 1 }).range(3)])),
+        EditorView.decorations.of(
+          Decoration.set([
+            Decoration.widget({ widget: new FakeHint(), side: 1 }).range(3),
+            Decoration.widget({ widget: new FakeMessage(), side: 1 }).range(3),
+          ]),
+        ),
       ),
     });
     await vi.advanceTimersByTimeAsync(10);
     expect(view.dom.querySelector(".cm-openidea-lensInlineInner")).not.toBeNull();
-    expect(hint()!.style.paddingLeft).toBe("calc(3ch + 120px)");
+    // hint 120px, then the message's 70px: the label steps past the whole chain
+    expect(hint()!.style.paddingLeft).toBe("calc(3ch + 190px)");
 
-    // and it gives the space back when the hint goes away
+    // and it gives the space back when the hint and the message go away
     view.dispatch({ effects: lens.reconfigure([]) });
     await vi.advanceTimersByTimeAsync(10);
     expect(hint()!.style.paddingLeft).toBe("");
diff --git a/src/features/vcs/inlineBlame.ts b/src/features/vcs/inlineBlame.ts
index ba184d726..521c047c5 100644
--- a/src/features/vcs/inlineBlame.ts
+++ b/src/features/vcs/inlineBlame.ts
@@ -84,6 +84,12 @@ class BlameCache {
   }
 }
 
+/** An element's own custom property in px (its anchor offset), or 0. Inherited custom
+    properties resolve through the cascade, so reading the inner box finds the anchor's. */
+function offsetOf(el: HTMLElement, property: string): number {
+  return Number.parseFloat(getComputedStyle(el).getPropertyValue(property)) || 0;
+}
+
 class BlameWidget extends WidgetType {
   /** Last offset applied, so the observer does not rewrite the style on every keystroke. */
   private appliedWidth = -1;
@@ -106,16 +112,25 @@ class BlameWidget extends WidgetType {
   }
 
   /**
-   * A code-vision hint drawn at the line end is out of flow (see codeLens.ts), so it does not
-   * make room for itself: step the label past its measured width, as IDEA lays its line-end
-   * inlays out. The hint can also appear (or go away) after this widget mounted, hence the
+   * Line-end annotations stack left to right: the code-vision hint, every plugin's line-end
+   * message, then this label. The hint is out of flow (see codeLens.ts) and each message steps
+   * past its predecessors itself, so this one steps past the whole chain, as IDEA lays its
+   * line-end inlays out. They can also appear (or go away) after this widget mounted, hence the
    * observer below.
    */
   private stepPastLineEnd(el: HTMLElement) {
     const line = el.closest(".cm-line");
     if (!line) return;
+    let width = 0;
     const hint = line.querySelector<HTMLElement>(".cm-openidea-lensInlineInner");
-    const width = hint ? Math.round(hint.getBoundingClientRect().width) : 0;
+    // The hint's inner box sits its anchor's `--openidea-hint-offset` past that anchor.
+    if (hint) width += Math.round(hint.getBoundingClientRect().width) + offsetOf(hint, "--openidea-hint-offset");
+    // Plugin messages are zero-width anchors; their inner boxes carry the visible width and
+    // inherit the anchor's `--openidea-message-offset`.
+    for (const anchor of line.querySelectorAll<HTMLElement>(".cm-plugin-after")) {
+      const box = anchor.firstElementChild as HTMLElement | null;
+      if (box) width += Math.round(box.getBoundingClientRect().width) + offsetOf(box, "--openidea-message-offset");
+    }
     if (width === this.appliedWidth) return;
     this.appliedWidth = width;
     // Padding, not margin: the gap is virtual (it only moves the label), so the caret at the
diff --git a/wit/commit.wit b/wit/commit.wit
index b3e5b9fb5..46aee192e 100644
--- a/wit/commit.wit
+++ b/wit/commit.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// The commit being prepared in the window the current command or event came
 /// from (the Commit tool window, or the Commit dialog while it is open): the
diff --git a/wit/database.wit b/wit/database.wit
index 59e8221bc..14484c068 100644
--- a/wit/database.wit
+++ b/wit/database.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Plugin-owned project data sources. Requires database.sources and project trust.
 /// Runs on the Database subsystem's host, including on remote project servers.
diff --git a/wit/decorations.wit b/wit/decorations.wit
index fb9daf387..7ed27bd67 100644
--- a/wit/decorations.wit
+++ b/wit/decorations.wit
@@ -1,9 +1,10 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
-/// Project-scoped decorations (API 1.4). Requires project.read; paths must be inside
-/// an open project. Sets belong to the plugin and disappear when it stops.
+/// Editor and project-tree decorations (API 1.4). Requires project.read. An editor set
+/// follows its file: the file's own project, or the nearest one when it is outside them all.
+/// Tree sets are rooted in an open project. Sets belong to the plugin and disappear when it stops.
 /// Styles: highlight, search, added, modified, removed, warning, error, info,
-/// underline, strikethrough, muted. Unknown styles are ignored. Theme tokens only.
+/// typo, weak, underline, strikethrough, muted. Unknown styles are ignored. Theme tokens only.
 interface decorations {
     use types.{error, range};
     /// An editor annotation; after is plain text shown after the range.
diff --git a/wit/details.wit b/wit/details.wit
index 2096fbaef..7bb6da47b 100644
--- a/wit/details.wit
+++ b/wit/details.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// What the pane beside the Services tree shows for a plugin's node.
 interface detail-types {
diff --git a/wit/diagnostics.wit b/wit/diagnostics.wit
index db8a52315..c795062a6 100644
--- a/wit/diagnostics.wit
+++ b/wit/diagnostics.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-diagnostics`): problems in the current,
 /// possibly unsaved document, for the languages declared with the
diff --git a/wit/endpoints.wit b/wit/endpoints.wit
index e738e8340..492f3d420 100644
--- a/wit/endpoints.wit
+++ b/wit/endpoints.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// HTTP endpoints found in a project (`[[contributes.endpoints]]`).
 interface endpoints-provider {
diff --git a/wit/events.wit b/wit/events.wit
index 12f2da2cf..6e3a5148d 100644
--- a/wit/events.wit
+++ b/wit/events.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Workbench events, delivered in batches to `event-handler.handle`.
 interface events {
diff --git a/wit/exports.wit b/wit/exports.wit
index 26cc428b1..f062d30fc 100644
--- a/wit/exports.wit
+++ b/wit/exports.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 interface lifecycle {
     use types.{context, error};
diff --git a/wit/extensions.wit b/wit/extensions.wit
index 6675ea48b..04826a3fc 100644
--- a/wit/extensions.wit
+++ b/wit/extensions.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// What other plugins contributed to the extension points this plugin declares
 /// (`[[extension-points]]` in `plugin.toml`; the contributors list this plugin
diff --git a/wit/file-actions.wit b/wit/file-actions.wit
index 0d955df27..3c1c89635 100644
--- a/wit/file-actions.wit
+++ b/wit/file-actions.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-file-actions`): quick fixes and
 /// refactorings that create, rename or delete files, next to the text edits
diff --git a/wit/fs.wit b/wit/fs.wit
index 839e4e965..1dc9420d0 100644
--- a/wit/fs.wit
+++ b/wit/fs.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Files outside the open projects: the configuration of the program a
 /// plugin integrates with, a tool installed elsewhere, a licence file.
diff --git a/wit/host.wit b/wit/host.wit
index 1df9bda16..a86d34b48 100644
--- a/wit/host.wit
+++ b/wit/host.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Writes to the IDE log, tagged with the plugin id.
 interface log {
diff --git a/wit/hover.wit b/wit/hover.wit
index 49612d00f..c066f9a0d 100644
--- a/wit/hover.wit
+++ b/wit/hover.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-hover`): Markdown added to the hover of
 /// documents of the languages declared with the `hover` provider kind,
diff --git a/wit/indexing.wit b/wit/indexing.wit
index 4f0cfe224..57b6061c2 100644
--- a/wit/indexing.wit
+++ b/wit/indexing.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Cross-file associations a plugin publishes for the files it declares under
 /// `[[contributes.documentIndexers]]`. The host calls `index` in cancellable
diff --git a/wit/injections.wit b/wit/injections.wit
index 2a5be91f8..6667afc69 100644
--- a/wit/injections.wit
+++ b/wit/injections.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Embedded languages. The host routes plugin providers and configured language
 /// servers inside these ranges, preserving host-document UTF-16 coordinates.
diff --git a/wit/inlay.wit b/wit/inlay.wit
index 4bcfa613a..208416f3f 100644
--- a/wit/inlay.wit
+++ b/wit/inlay.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-inlay-hints`): inline hints in documents of
 /// the languages declared with the `inlay-hints` provider kind, including
diff --git a/wit/io.wit b/wit/io.wit
index 7d1ed4428..212385b48 100644
--- a/wit/io.wit
+++ b/wit/io.wit
@@ -1,11 +1,14 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Problems in files, shown in the editor and the Problems view.
 interface diagnostics {
     use types.{error, range, location};
-    /// Problems reported by a source for a file in this window's project.
+    /// Problems one producer reported for a file, wherever the file is: the host records every
+    /// diagnostics event it emits, so this follows the file, not the invoking window.
     record file-problems { path: string, source: string, diagnostics: list<diagnostic> }
-    /// Current Problems view snapshot, optionally filtered to a project file.
+    /// The diagnostics the host recorded, one entry per producer, optionally
+    /// filtered to a file: language servers, builds, spelling and plugin
+    /// providers alike, whatever window or project opened the file.
     /// Requires project.read and an invoking window. Empty for remote projects.
     problems: func(path: option<string>) -> result<list<file-problems>, error>;
 
diff --git a/wit/language-features.wit b/wit/language-features.wit
index c6403b0a5..0a406cba1 100644
--- a/wit/language-features.wit
+++ b/wit/language-features.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Additional language features, called only for declared API 1.4 provider kinds.
 /// Editor calls have a 50 ms soft / 500 ms hard budget; formatting has 5 seconds.
diff --git a/wit/mcp.wit b/wit/mcp.wit
index 903a15f27..15e6c9139 100644
--- a/wit/mcp.wit
+++ b/wit/mcp.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Discovery of the IDE's built-in MCP server; never exposes its URL or token.
 interface mcp {
diff --git a/wit/plugin.wit b/wit/plugin.wit
index 2e7da4359..39c55203c 100644
--- a/wit/plugin.wit
+++ b/wit/plugin.wit
@@ -8,7 +8,7 @@
 /// `fs` and `workspace`, and everything else goes through the imports below,
 /// gated by the capabilities granted in `plugin.toml` (a missing one returns
 /// `error::denied`).
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 world plugin {
     import log;
diff --git a/wit/providers.wit b/wit/providers.wit
index 7bb02b8db..8b098e4a6 100644
--- a/wit/providers.wit
+++ b/wit/providers.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Editor features a plugin provides for the languages it declares under
 /// `[[contributes.providers]]` (the host calls only declared kinds). They run
diff --git a/wit/run-targets.wit b/wit/run-targets.wit
index e29456015..5e780df04 100644
--- a/wit/run-targets.wit
+++ b/wit/run-targets.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Project-scoped targets owned by the registering plugin (API 1.4).
 interface run-targets {
diff --git a/wit/run.wit b/wit/run.wit
index e4875733f..abb398bea 100644
--- a/wit/run.wit
+++ b/wit/run.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Launches this plugin's configurations in the invoking window's Run tool window.
 interface run {
diff --git a/wit/semantic.wit b/wit/semantic.wit
index 021b94dbf..c3c26fad4 100644
--- a/wit/semantic.wit
+++ b/wit/semantic.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Optional export (world `plugin-semantic-tokens`): semantic colouring of
 /// documents of the languages declared with the `semantic-tokens` provider
diff --git a/wit/types.wit b/wit/types.wit
index aa255a617..d888fdab8 100644
--- a/wit/types.wit
+++ b/wit/types.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Shared types. Positions are 0-based lines and UTF-16 code unit columns,
 /// as in the editor and LSP.
diff --git a/wit/views.wit b/wit/views.wit
index 4fbcaaff6..268e76ac9 100644
--- a/wit/views.wit
+++ b/wit/views.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 /// Declarative views: tool windows declared
 /// under `[[contributes.views]]` and custom editors under
diff --git a/wit/workspace.wit b/wit/workspace.wit
index 5030af173..9b798f2d1 100644
--- a/wit/workspace.wit
+++ b/wit/workspace.wit
@@ -1,4 +1,4 @@
-package openidea:plugin@1.7.0;
+package openidea:plugin@1.8.0;
 
 interface workspace {
     use types.{error, location};