Update app.py

app.py

@@ -49,7 +49,7 @@ async def mergeStreams(request: Request):
     print(payload)
     print("============= config =============")
     print(config)
-
+    payload = payload["payload"]
     event_name = payload["event"]["event_name"]
     streamid = payload.get("stream", {}).get("id")
     # Extract branchName for commit_update events from the "old" commit data