fix: preserve Chatwoot message visibility and identity

app/task_service.py

@@ -191,6 +191,18 @@ def create_task_from_action_result(
     action_code = data.get("action_code") or "REVIEW_MANUALLY"
     if str(action_code or "").strip().upper() == "IGNORE_BOUNCE":
         return None
+    if raw_event_id:
+        # A retry may re-run classification after the action_run was already
+        # persisted.  Raw event identity wins over a potentially different LLM
+        # answer and prevents a second work item for the same inbound fact.
+        with engine.begin() as conn:
+            existing = conn.execute(text("""
+                SELECT id::text FROM tasks
+                WHERE raw_event_id=CAST(:raw_event_id AS UUID)
+                ORDER BY created_at LIMIT 1
+            """), {"raw_event_id": raw_event_id}).first()
+        if existing:
+            return str(existing[0])
     config = get_action_config(action_code)
 
     route = data.get("route") or config["route"]