feat: start threads without a project (#13612)

Co-authored-by: maria-rcks <maria@kuuro.net>
Co-authored-by: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
6b286ae8a2Theo Browne committed on 9/30/2026, 11:40:16 PM· committed by GitHubparent7c67876
23 files changedLine totals unavailable