Initial commit: Complete Quixotic Telegram MiniApp implementation

- Set up Express.js server with YouTube search and MP3 conversion API
- Created Telegram Web App frontend with responsive design
- Implemented SQLite database for user management and history
- Added Telegram Bot integration with commands and Web App support
- Configured FFmpeg-based audio conversion pipeline
- Added comprehensive documentation and deployment guides

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

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

.env.example

@@ -0,0 +1,10 @@
+# Telegram Bot Configuration
+TELEGRAM_BOT_TOKEN=your_bot_token_here
+WEB_APP_URL=https://your-domain.com
+
+# Server Configuration
+PORT=3000
+NODE_ENV=development
+
+# Optional: Custom ffmpeg path
+FFMPEG_PATH=/usr/local/bin/ffmpeg