Method complete

backend/services/agent_bridge.py:636–642

(self, task_id: str)

                self.save()
                return t
        return None

    def complete(self, task_id: str):
        for t in self.tasks:
            if t.id == task_id:
                t.status = "completed"
                t.completed_at = _now_ms()
                self.save()
                return