- Change validateBatchIssues() to only set timestamps if IsZero() - Preserves historical timestamps from external systems (Jira, GitHub) - Fixes dirty git repo after importing unchanged JSONL - New issues still get current timestamps as before - Add daemon.lock to .gitignore Closes bd-55 Fixes #121 Amp-Thread-ID: https://ampcode.com/threads/T-e53c4a96-38dd-440a-9b8d-824992d33a40 Co-authored-by: Amp <amp@ampcode.com>