docs: Add summary to DEPENDENCY_UPDATES.md

DEPENDENCY_UPDATES.md

@@ -125,3 +125,25 @@ If issues arise after updates:
 
 To revert: `git checkout HEAD~1` (if committed)
 Or restore from backup: `cp package.json.backup package.json`
+
+---
+
+## Summary
+
+**Total dependencies updated:**
+- Backend: 3 dependencies (1 major, 1 patch, 1 type update)
+- Frontend: 7 dependencies (5 major, 2 patch)
+
+**Changes committed:** Yes (commit 1573e07)
+**Changes pushed to remote:** Yes
+
+**Next steps:**
+1. Pull latest changes: `git pull`
+2. Install dependencies in both directories:
+   - Backend: `cd backend && bun install` (or `npm install`)
+   - Frontend: `cd frontend && npm install`
+3. Test build: `npm run build` (frontend)
+4. Run the testing checklist above
+5. Monitor for deprecation warnings or errors
+
+**If issues occur:** Refer to rollback plan above or reach out for assistance.