feat(web): collapse tool activity into one line - #7152

Bugbot Analysis Progress (53s elapsed)

✅ Gathered PR context (11s)
✅ Completed bug detection (42s)
✅ Posted analysis results (1s)

Final Result: Bugbot completed review - no issues found. 11 previously reported issues remain unresolved.

Request ID: serverGenReqId_82460268-7934-4155-8d4e-0e5ebe2ae8c1