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* fix(feishu): close WebSocket connections on monitor stop/abort Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com> * test(feishu): add WebSocket cleanup tests Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com> * fix(feishu): close WebSocket connections on monitor stop (#52844) (thanks @schumilin) --------- Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com> Co-authored-by: George Zhang <georgezhangtj97@gmail.com>