Fix of a small bug for agent-server on restart: github.com/OpenHands/software-agent-sdk/pull/4028 that was surfaced here: https://openhands-ai.slack.com/archives/C06QT0AGY4W/p1783508069658599?thread_ts=1782738751.026579&cid=C06QT0AGY4W cc @better-monitor-61654