CLEANUP PLAN FOR SKYARTSHOP
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1. HUGE OLD DIRECTORIES TO DELETE (12+ GB!):
   - bin/ (12GB) - Old .NET build artifacts
   - obj/ (417MB) - Old .NET compilation files
   - Sky_Art_shop/ (175MB) - Old ASP.NET project
   - Controllers/, Data/, Models/, Services/, ViewComponents/, Views/ - Old .NET MVC
   - variant-api/ (964K) - Old API variant
   - publish/ (12K) - Old publish folder

2. FILES TO DELETE:
   - website/public/home-new.html (has PHP code, won't work)
   - backend/setup scripts (many old .sh and .sql files for initial setup)
   
3. DOCUMENTATION TO CONSOLIDATE:
   - Too many .md files (31 files!) - keep only essential ones
   - Remove old migration/setup guides

4. KEEP:
   - website/ directory (current active site)
   - backend/ directory (server.js, routes/, config/, middleware/)
   - Current deployment scripts
   - DEVELOPMENT_MODE.md (current guide)

CLEANUP ACTIONS:
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1. Delete old .NET project files (~12GB)
2. Remove home-new.html (broken PHP code)
3. Clean up old backend setup scripts
4. Archive old documentation
5. Test website after cleanup