Fix incoming activity processing

app/actor.py

@@ -145,7 +145,8 @@ async def save_actor(db_session: AsyncSession, ap_actor: ap.RawObject) -> "Actor
         handle=_handle(ap_actor),
     )
     db_session.add(actor)
-    await db_session.commit()
+    await db_session.flush()
+    await db_session.refresh(actor)
     return actor
 
 

app/incoming_activities.py

@@ -108,6 +108,7 @@ async def process_next_incoming_activity(db_session: AsyncSession) -> bool:
         )
     except Exception:
         logger.exception("Failed")
+        await db_session.rollback()
         next_activity.error = traceback.format_exc()
         _set_next_try(next_activity)
     else: