add heavy loggin

core/api/detect_sources.py

@@ -168,7 +168,7 @@ def run_pipeline(req: RunRequest):
     from detect.state import DetectState
 
     local_path = _resolve_video_path(req.video_path)
-    job_id = str(uuid.uuid4())[:8]
+    job_id = str(uuid.uuid4())
 
     if req.skip_vlm:
         os.environ["SKIP_VLM"] = "1"
@@ -200,8 +200,6 @@ def run_pipeline(req: RunRequest):
         source_asset_id=req.source_asset_id,
     )
 
-    import traceback
-
     from detect.graph import PipelineCancelled, set_cancel_check, clear_cancel_check
 
     set_cancel_check(job_id, lambda: job_id in _cancelled_jobs)
@@ -218,9 +216,17 @@ def run_pipeline(req: RunRequest):
             emit.job_complete(job_id, {"status": "cancelled"})
         except Exception as e:
             logger.exception("Pipeline run %s failed: %s", job_id, e)
-            tb = traceback.format_exc()
+            # Mark the current/last stage as error in the graph
+            from detect.graph import _node_states, NODES
+            if job_id in _node_states:
+                states = _node_states[job_id]
+                for node in reversed(NODES):
+                    if states.get(node) in ("running", "done"):
+                        states[node] = "error"
+                        break
+                nodes = [{"id": n, "status": states[n]} for n in NODES]
+                emit.graph_update(job_id, nodes)
             emit.log(job_id, "Pipeline", "ERROR", str(e))
-            emit.log(job_id, "Pipeline", "DEBUG", tb)
             emit.job_complete(job_id, {"status": "failed", "error": str(e)})
         finally:
             _running_jobs.pop(job_id, None)