Add comprehensive documentation

README.md

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+# Docmost Cloudron Package
+
+This package provides Docmost for Cloudron - an open-source collaborative wiki and documentation platform that serves as a modern alternative to Confluence and Notion.
+
+## About Docmost
+
+Docmost is a collaborative documentation platform featuring:
+- Real-time collaborative editing
+- Diagram support (Draw.io, Excalidraw, Mermaid)
+- Page history and version control
+- Permissions management
+- Multilingual support (10+ languages)
+- Rich text editing with modern UI
+
+## Prerequisites
+
+- Cloudron CLI installed (`npm install -g cloudron`)
+- Access to a Cloudron instance
+- Docker (for building)
+
+## Building the Package
+
+1. Clone this repository:
+   ```bash
+   git clone <repository-url>
+   cd docmost-cloudron
+   ```
+
+2. Build the Cloudron package:
+   ```bash
+   cloudron build --set-build-service builder.docker.due.ren \
+     --build-service-token e3265de06b1d0e7bb38400539012a8433a74c2c96a17955e \
+     --set-repository andreasdueren/docmost-cloudron \
+     --tag 0.1.2
+   ```
+
+## Installation
+
+1. Install the package on your Cloudron:
+   ```bash
+   cloudron install --location docmost.yourdomain.com \
+     --image andreasdueren/docmost-cloudron:0.1.2
+   ```
+
+2. After installation, access your Docmost instance at the configured domain.
+
+3. Complete the initial setup by creating your first workspace and admin account.
+
+## Configuration
+
+### Environment Variables
+
+The package automatically configures the following through Cloudron:
+
+- **Database**: PostgreSQL (via `CLOUDRON_POSTGRESQL_URL`)
+- **Redis**: Session and collaboration caching (via `CLOUDRON_REDIS_URL`)
+- **Email**: SMTP configuration (via `CLOUDRON_MAIL_SMTP_*`)
+- **Storage**: Local file storage in `/app/data/uploads`
+- **Authentication**: OIDC integration with Cloudron users
+
+### Custom Configuration
+
+Additional configuration can be done through environment variables in the Cloudron app settings:
+
+- `FILE_UPLOAD_SIZE_LIMIT`: Maximum file upload size (default: 50mb)
+- `JWT_TOKEN_EXPIRES_IN`: JWT token expiration (default: 30d)
+
+## Features
+
+### Collaboration
+- Real-time collaborative editing
+- Comments and suggestions
+- Page history and version control
+- User permissions and workspace management
+
+### Content Creation
+- Rich text editor with markdown support
+- Tables, lists, and formatting options
+- Image and file uploads
+- Math equations (LaTeX support)
+
+### Diagrams
+- Draw.io integration for flowcharts and diagrams
+- Excalidraw for hand-drawn style diagrams
+- Mermaid for text-based diagrams
+
+### Organization
+- Nested page structure
+- Search functionality
+- Tags and categorization
+- Page templates
+
+## Troubleshooting
+
+### Build Issues
+
+If the build fails, try:
+
+1. **Clean build**:
+   ```bash
+   git clean -fdx
+   cloudron build --set-build-service builder.docker.due.ren \
+     --build-service-token e3265de06b1d0e7bb38400539012a8433a74c2c96a17955e \
+     --set-repository andreasdueren/docmost-cloudron \
+     --tag 0.1.3
+   ```
+
+2. **Check logs**:
+   ```bash
+   cloudron logs --app docmost.yourdomain.com -f
+   ```
+
+### Installation Issues
+
+1. **Check app status**:
+   ```bash
+   cloudron status --app docmost.yourdomain.com
+   ```
+
+2. **Restart the app**:
+   ```bash
+   cloudron restart --app docmost.yourdomain.com
+   ```
+
+### Performance Issues
+
+- Increase memory allocation in Cloudron app settings if needed (minimum 512MB recommended)
+- Monitor disk usage for file uploads in `/app/data/uploads`
+
+## Development
+
+### Local Development
+
+To modify the package:
+
+1. Edit the relevant files (`Dockerfile`, `start.sh`, `nginx.conf`, etc.)
+2. Commit changes to git
+3. Rebuild and test:
+   ```bash
+   git add . && git commit -m "Update configuration"
+   cloudron build --tag $(date +%s)
+   ```
+
+### Testing
+
+Test the package locally:
+
+1. Build with a test tag
+2. Install on a test domain
+3. Verify all features work correctly
+4. Check logs for any errors
+
+## Support
+
+For issues related to:
+- **Docmost application**: Visit [Docmost GitHub](https://github.com/docmost/docmost)
+- **Cloudron packaging**: Create an issue in this repository
+- **Cloudron platform**: Visit [Cloudron Documentation](https://docs.cloudron.io)
+
+## License
+
+This Cloudron package is provided under the same license as Docmost (AGPL-3.0).
+
+## Version History
+
+- **0.1.2**: Initial working version with OIDC authentication
+- **0.1.1**: Build fixes for pnpm and dependencies
+- **0.1.0**: Initial package structure
+
+## Contributing
+
+1. Fork this repository
+2. Create a feature branch
+3. Make your changes
+4. Test thoroughly
+5. Submit a pull request
+
+Please ensure all changes are tested on a real Cloudron instance before submitting.