fix: only preview newer saved release notes

src/app/mod.rs

@@ -1383,6 +1383,23 @@ mod tests {
         let _ = std::fs::remove_dir_all(path.parent().unwrap());
     }
 
+    #[test]
+    fn startup_does_not_restore_update_available_from_older_saved_notes() {
+        let _guard = config_env_lock().lock().unwrap();
+        let path = temp_config_path("startup-stale-update-notes");
+        std::env::set_var(crate::config::CONFIG_PATH_ENV_VAR, &path);
+
+        crate::release_notes::save_pending("0.4.9", "### Changed\n- One").unwrap();
+
+        let app = test_app();
+
+        assert_eq!(app.state.update_available, None);
+        assert!(app.state.latest_release_notes_available);
+
+        std::env::remove_var(crate::config::CONFIG_PATH_ENV_VAR);
+        let _ = std::fs::remove_dir_all(path.parent().unwrap());
+    }
+
     #[test]
     fn reload_keybinds_updates_live_state() {
         let _guard = config_env_lock().lock().unwrap();

src/release_notes.rs

@@ -100,8 +100,16 @@ fn release_notes_from_stored(
         return None;
     }
 
+    let preview = match (
+        crate::update::Version::parse(&stored.version),
+        crate::update::Version::parse(current_version),
+    ) {
+        (Some(stored_version), Some(current_version)) => stored_version > current_version,
+        _ => false,
+    };
+
     Some(ReleaseNotes {
-        preview: stored.version != current_version,
+        preview,
         version: stored.version,
         body,
     })
@@ -213,6 +221,24 @@ mod tests {
         clear_pending_at(&path).unwrap();
     }
 
+    #[test]
+    fn load_latest_does_not_mark_older_saved_version_as_preview() {
+        let path = std::env::temp_dir().join(format!(
+            "herdr-release-notes-{}-{}.json",
+            std::process::id(),
+            "stale"
+        ));
+        let _ = clear_pending_at(&path);
+        save_pending_to_path(&path, "0.3.0", "### Changed\n- One").unwrap();
+
+        let notes = load_latest_from_path(&path, "0.3.1").expect("latest notes");
+        assert_eq!(notes.version, "0.3.0");
+        assert_eq!(notes.body, "### Changed\n- One");
+        assert!(!notes.preview);
+
+        clear_pending_at(&path).unwrap();
+    }
+
     #[test]
     fn marking_current_version_seen_preserves_latest_notes_without_startup_modal() {
         let path = std::env::temp_dir().join(format!(