feat: Add NetID OAuth provider integration and update login UI

- Implemented NetID OAuth provider in app/auth/oauth.py
- Added styles for NetID login button in app/static/css/styles.css
- Updated login.html to include NetID login option with custom button
- Modified docker-compose.yml to include NetID client credentials
- Enhanced social login setup documentation to include NetID instructions
- Created demo environment configuration file (.env.demo) for easier setup
- Updated .env.template to include NetID configuration options
- Added comprehensive README.md with project features and setup instructions

README.md

@@ -0,0 +1,58 @@
+# LeagueLedger <img src="app/static/images/logos/monogram.png" alt="LeagueLedger Logo" width="40" align="right">
+
+A modern web application for managing sports league loyalty programs, events, and rewards through QR codes.
+
+## Features
+
+- **Team Management**: Create and manage teams with member profiles
+- **QR Code Redemption**: Generate and scan QR codes for points and rewards
+- **Leaderboards**: Track team and individual standings
+- **OAuth Integration**: Multiple social login options including Google, GitHub, LinkedIn, Facebook, and netID
+- **Internationalization**: Multi-language support with English and German locales
+- **Responsive Design**: Mobile-friendly interface built with Tailwind CSS
+
+## Quick Start
+
+1. **Clone the repository**
+   ```
+   git clone https://github.com/yourusername/LeagueLedger.git
+   cd LeagueLedger
+   ```
+
+2. **Set up environment variables**
+   ```
+   cp .env.template .env
+   # Edit .env with your configuration
+   ```
+
+3. **Run with Docker**
+   ```
+   docker-compose up -d
+   ```
+
+4. **Or run locally**
+   ```
+   pip install -r requirements.txt
+   python app/main.py
+   ```
+
+5. **Access the application**
+   ```
+   http://localhost:8000
+   ```
+
+## Documentation
+
+Detailed documentation is available in the `/docs` directory. Generate the complete documentation site with:
+
+```
+mkdocs serve
+```
+
+## License
+
+This project is licensed under the terms of the license file included in this repository.
+
+## Contributing
+
+Contributions are welcome! Please feel free to submit a Pull Request.