BUILD VERSION INFORMATION
=========================
Build Date: 2025-11-01
Service Worker Version: v2.0.1
Build Type: Minimal Clean Build

FIXES INCLUDED IN THIS BUILD:
-----------------------------
FRONTEND:
✅ Service Worker v2.0.1 - Prevents POST request caching
✅ FormData sends string '0' for add_sponsor and rumble_prize fields
✅ Added missing rumble_prize_data field
✅ Dark theme improvements for admin panel

BACKEND (Must be deployed separately):
✅ fs.existsSync checks added to prevent 500 errors
✅ Image duplication error handling improved
✅ Null returns instead of phantom file references

FILES MODIFIED:
--------------
Frontend:
- /rumble/public/service-worker.js (v2.0.1)
- /rumble/src/pages/UserPages/OngoingEvent.js
- /rumble/src/pages/UserPages/OngoingLeaguePanels/StageManager.js

Backend:
- /rumble/server/controllers/rumble.controller.js (4 locations with fs.existsSync)

DEPLOYMENT CHECKLIST:
--------------------
[ ] Upload /rumble/build/ folder to production
[ ] Clear CDN/CloudFlare cache if applicable
[ ] Ensure backend controller is deployed to Node.js server
[ ] Restart Node.js service on production
[ ] Test in incognito mode first
[ ] Monitor console for "Deleting old cache: rumble-cache-*" message

VERIFICATION:
------------
After deployment, check browser console for:
- No "Failed to execute 'put' on 'Cache': Request method 'POST' is unsupported" errors
- Message: "Deleting old cache: rumble-cache-[old-version]"
- Successful stage creation without 500 errors
- No 404 errors for duplicate_* images