- Fixed AuthContext to properly set user to null on auth check failure
- Added loading spinner in PrivateRoute instead of returning null
- Removed automatic redirect from API interceptor (let React Router handle it)
- Improved error handling in checkAuth to prevent stuck loading state
- Added full CRUD endpoints for mail templates (create, update, delete, preview)
- Introduced Joi validators for template create/update/preview
- Updated routes/controller to support ID and type lookups
- Built React Templates page with HTML editor, preview, and clipboard helpers
- Added navigation entry and route for /templates
- Enhanced documentation (README, QUICKSTART, KULLANIM, frontend/backend README)
- Created CompanyDetail page with stats, info, and tokens list
- Created TokenDetail page with click history and full tracking info
- Added routes for /companies/:id and /tokens/:id
- Made table rows clickable to navigate to detail pages
- Added edit, delete, and mail resend functionality
- Shows IP addresses, GeoIP location, device and browser info in click logs
- Fixed dotenv path in app.js to properly load .env from backend root
- Updated CORS to allow http://localhost:5173 (frontend URL)
- Updated README.md with accurate project statistics (58 files, 6677+ lines)
- Updated backend/README.md - marked as Production Ready
- Updated frontend/README.md with complete feature list
- All systems tested and working (backend + frontend)
