feat: initial project setup with frontend mockup

- Docker Compose setup with nginx reverse proxy and frontend service
- React + Vite + Tailwind CSS configuration
- Complete mockup of all application views:
  - Authentication (login/register)
  - Events list and selection
  - Event chat with matchmaking
  - 1:1 private chat with WebRTC P2P video transfer mockup
  - Partner rating system
  - Collaboration history
- Mock data for users, events, messages, matches, and ratings
- All UI text and messages in English
- Project documentation (CONTEXT.md, TODO.md, README.md, QUICKSTART.md)

.gitignore

@@ -0,0 +1,38 @@
+# Dependencies
+node_modules/
+frontend/node_modules/
+backend/node_modules/
+
+# Environment variables
+.env
+.env.local
+.env.*.local
+
+# Logs
+logs/
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Build output
+dist/
+build/
+frontend/dist/
+backend/dist/
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Docker
+*.pid
+*.seed
+*.pid.lock