Complete backend verification: fix syntax errors, create __init__.py files, add setup_db.py, update docker-compose for two PostgreSQL containers

STATEMENT_OF_INTENT.md

@@ -1,13 +1,13 @@
-# Statement of Intent — Cockatrice Web
+# Statement of Intent — MTG Online Web
 
 ## Project Title
-**Cockatrice Web** — A modern, web-based implementation of the Cockatrice multiplayer Magic: The Gathering platform.
+**MTG Online Web** — A modern, web-based implementation of the MTG Online multiplayer Magic: The Gathering platform.
 
 ## Vision Statement
-To build a fully-featured, open-source multiplayer Magic: The Gathering platform that runs entirely in modern web browsers, eliminating the need for desktop software installations while maintaining compatibility with the existing Cockatrice ecosystem.
+To build a fully-featured, open-source multiplayer Magic: The Gathering platform that runs entirely in modern web browsers, eliminating the need for desktop software installations while maintaining compatibility with the existing MTG Online ecosystem.
 
 ## Problem Statement
-The original Cockatrice application requires:
+The original MTG Online application requires:
 - Desktop software installation (Windows, macOS, Linux)
 - Manual updates and dependency management
 - Complex setup for new users
@@ -19,7 +19,7 @@ A Progressive Web Application (PWA) that provides:
 - **Zero Installation**: Runs directly in any modern web browser
 - **Cross-Platform**: Works on desktop, tablet, and mobile devices
 - **Instant Updates**: Users always have the latest version
-- **Cockatrice Compatible**: Interoperates with existing Cockatrice users and protocol
+- **MTG Online Compatible**: Interoperates with existing MTG Online users and protocol
 - **Modern UX**: Contemporary interface design with modern web technologies
 
 ## Core Objectives
@@ -27,7 +27,7 @@ A Progressive Web Application (PWA) that provides:
 ### 1. User Experience
 - Intuitive, modern interface that rivals native desktop applications
 - Real-time multiplayer gameplay with minimal latency
-- Seamless deck building with import/export from Cockatrice
+- Seamless deck building with import/export from MTG Online
 - Responsive design that works across all screen sizes
 
 ### 2. Technical Excellence
@@ -35,7 +35,7 @@ A Progressive Web Application (PWA) that provides:
 - **Frontend**: React + TypeScript with Zustand state management
 - **Database**: PostgreSQL with async SQLAlchemy ORM
 - **Real-time**: WebSocket-based game server for live multiplayer
-- **Protocol**: Full compatibility with Cockatrice protocol buffer messages
+- **Protocol**: Full compatibility with MTG Online protocol buffer messages
 
 ### 3. Feature Parity with Desktop
 - User authentication and account management
@@ -68,16 +68,16 @@ A Progressive Web Application (PWA) that provides:
 ### Secondary Users
 1. **Tournament Organizers**: Need reliable, accessible platform for events
 2. **Community Builders**: Want to create and manage playgroups
-3. **Developers**: Want to integrate with or extend the Cockatrice ecosystem
+3. **Developers**: Want to integrate with or extend the MTG Online ecosystem
 
-### Existing Cockatrice Users
+### Existing MTG Online Users
 - Seamless migration path
 - Protocol compatibility for cross-play
 - Familiar deck formats and card data
 
 ## Key Differentiators
 
-| Feature | Desktop Cockatrice | Cockatrice Web |
+| Feature | Desktop MTG Online | MTG Online Web |
 |---------|-------------------|----------------|
 | Installation | Required | None (browser-based) |
 | Platform | Desktop only | Any device with browser |
@@ -95,7 +95,7 @@ A Progressive Web Application (PWA) that provides:
 - [ ] Users can join and play multiplayer games in real-time
 - [ ] Game state syncs correctly across all connected players
 - [ ] Admin users can manage accounts and moderate games
-- [ ] Deck formats are compatible with Cockatrice desktop client
+- [ ] Deck formats are compatible with MTG Online desktop client
 
 ### Performance Requirements
 - [ ] 95% of API responses < 100ms
@@ -115,7 +115,7 @@ A Progressive Web Application (PWA) that provides:
 - [ ] Open-source with community contributions
 - [ ] Documentation for users and developers
 - [ ] Deployment guides for self-hosting
-- [ ] Integration with existing Cockatrice ecosystem
+- [ ] Integration with existing MTG Online ecosystem
 
 ## Technology Choices
 
@@ -160,7 +160,7 @@ A Progressive Web Application (PWA) that provides:
 
 ### Protocol
 **Why Protocol Buffer Compatibility?**
-- Interoperability with existing Cockatrice users
+- Interoperability with existing MTG Online users
 - Leverage existing card database and deck formats
 - Community adoption pathway
 - Battle-tested message format
@@ -195,7 +195,7 @@ A Progressive Web Application (PWA) that provides:
    - Mitigation: Alembic migrations, backward compatibility
 
 2. **Protocol Changes**
-   - Risk: Cockatrice protocol evolves
+   - Risk: MTG Online protocol evolves
    - Mitigation: Version support, backward compatibility
 
 ## Future Enhancements
@@ -231,8 +231,8 @@ We commit to:
 ## Contact
 
 For questions, contributions, or support:
-- GitHub: https://github.com/cockatrice-web
-- Documentation: https://cockatrice-web.github.io/docs
+- GitHub: https://github.com/mtgonline-web
+- Documentation: https://mtgonline-web.github.io/docs
 - Discord: [Community server link]
 
 ## Version