feat(web): make the sidebar project filter a searchable combobox - #5931

Bugbot Analysis Progress (10m 15s elapsed)

✅ Gathered PR context (19s)
✅ Completed bug detection (9m 55s)
✅ Posted analysis results (1s)

Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_96de3da1-9ac6-4bc7-9cba-a518d3bee0dc