chore: ignore ANALYSIS_SUMMARY.md and remove from tracking

- Add ANALYSIS_SUMMARY.md to .gitignore to prevent future commits
- Remove existing docs/ANALYSIS_SUMMARY.md from Git tracking
- Keep local file for development use but exclude from repository

Author: greysquirr3l

.gitignore

@@ -42,6 +42,7 @@ next.md
 RELEASE.md
 bugs/*.md
 bugs/*.txt
+ANALYSIS_SUMMARY.md
 
 # Test directories (these should be run with 'go run' or 'go test', not committed as binaries)
 example/test_time/