refactor: rename project from wedding-photo-sharing to PicPeak

- Update Docker image names and network configurations
- Rename package.json project names to picpeak-backend/frontend
- Update CI/CD configurations (Drone CI and GitHub Actions)
- Update documentation and setup scripts
- Update application branding in source code
- Change default database name to picpeak
- Update PM2 ecosystem config

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend/src/App.tsx

@@ -14,7 +14,7 @@ import {
   AdminLoginPage, 
   AdminDashboard, 
   EventsListPage,
-  CreateEventPage,
+  CreateEventPageEnhanced as CreateEventPage,
   EventDetailsPage,
   EmailConfigPage,
   ArchivesPage,