fix: fix relative imports in cached flow scripts

backend/tests/worker.rs

@@ -3848,6 +3848,7 @@ mod job_payload {
                 concurrency_time_window_s: None,
                 cache_ttl: None,
                 dedicated_worker: None,
+                path: "f/system/hello/test-0".into(),
             })
             .arg("world", json!("foo"))
             .run_until_complete(&db, port)
@@ -3867,6 +3868,7 @@ mod job_payload {
                 concurrency_time_window_s: None,
                 cache_ttl: None,
                 dedicated_worker: None,
+                path: "f/system/hello/test-0".into(),
             })
             .arg("hello", json!("You know nothing Jean Neige"))
             .run_until_complete(&db, port)

backend/windmill-common/src/jobs.rs

@@ -281,6 +281,7 @@ pub enum JobPayload {
         concurrency_time_window_s: Option<i32>,
         cache_ttl: Option<i32>,
         dedicated_worker: Option<bool>,
+        path: String,
     },
     FlowNode {
         id: FlowNodeId, // flow_node(id).

backend/windmill-queue/src/jobs.rs

@@ -2852,9 +2852,10 @@ pub async fn push<'c, 'd>(
             concurrency_time_window_s,
             cache_ttl,
             dedicated_worker,
+            path,
         } => (
             Some(id.0),
-            None,
+            Some(path),
             None,
             JobKind::FlowScript,
             None,

backend/windmill-worker/src/worker_flow.rs

@@ -2978,6 +2978,18 @@ fn payload_from_modules<'a>(
     })
 }
 
+fn get_path(flow_job: &QueuedJob, status: &FlowStatus, module: &FlowModule) -> String {
+    if status
+        .preprocessor_module
+        .as_ref()
+        .is_some_and(|x| x.id() == module.id)
+    {
+        format!("{}/preprocessor", flow_job.script_path())
+    } else {
+        format!("{}/step-{}", flow_job.script_path(), status.step)
+    }
+}
+
 async fn compute_next_flow_transform(
     arc_flow_job_args: Marc<HashMap<String, Box<RawValue>>>,
     arc_last_job_result: Arc<Box<RawValue>>,
@@ -3023,6 +3035,7 @@ async fn compute_next_flow_transform(
     if is_skipped {
         return trivial_next_job(JobPayload::Identity);
     }
+
     match module.get_value()? {
         FlowModuleValue::Identity => trivial_next_job(JobPayload::Identity),
         FlowModuleValue::Flow { path, .. } => {
@@ -3052,19 +3065,10 @@ async fn compute_next_flow_transform(
             concurrency_time_window_s,
             ..
         } => {
-            let path = path.clone().or_else(|| {
-                if status
-                    .preprocessor_module
-                    .as_ref()
-                    .is_some_and(|x| x.id() == module.id)
-                {
-                    Some(format!("{}/preprocessor", flow_job.script_path()))
-                } else {
-                    Some(format!("{}/step-{}", flow_job.script_path(), status.step))
-                }
-            });
+            let path = path.unwrap_or_else(|| get_path(flow_job, status, module));
+
             let payload = raw_script_to_payload(
-                path,
+                Some(path),
                 content,
                 language,
                 lock,
@@ -3089,6 +3093,8 @@ async fn compute_next_flow_transform(
             concurrency_time_window_s,
             ..
         } => {
+            let path = get_path(flow_job, status, module);
+
             let payload = JobPayloadWithTag {
                 payload: JobPayload::FlowScript {
                     id,
@@ -3098,6 +3104,7 @@ async fn compute_next_flow_transform(
                     concurrency_time_window_s,
                     cache_ttl: module.cache_ttl.map(|x| x as i32),
                     dedicated_worker: None,
+                    path,
                 },
                 tag: tag.clone(),
                 delete_after_use,
@@ -3699,6 +3706,8 @@ async fn payload_from_simple_module(
                 concurrency_time_window_s,
                 cache_ttl: module.cache_ttl.map(|x| x as i32),
                 dedicated_worker: None,
+                path: inner_path
+                    .unwrap_or_else(|| format!("{}/simple-flow", flow_job.script_path())),
             },
             tag,
             delete_after_use,