feat(coding-agent): always-visible edit summary with inline Ctrl+J diff - #1392

Bugbot Analysis Progress (1m 41s elapsed)

✅ Gathered PR context (4s)
✅ Completed bug detection (1m 36s)
✅ Posted analysis results (1s)

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

Request ID: serverGenReqId_cc19e3b3-1e66-464f-afbd-55983608a8ca