Phase 7: End-to-End API Testing - Database setup, migrations, and application fixes

- Switched from psycopg2 to asyncpg for async SQLAlchemy support
- Fixed router registration in main.py - removed duplicate prefixes
- Added user_data export to routers/__init__.py
- Refactored decks router to use DeckManager service layer
- Integrated FuzzyCardMatcher into card_router search endpoints
- Made WishlistCreate.card_id optional for proper schema validation
- Set PostgreSQL password and configured scram-sha-256 auth
- Updated alembic.ini to use local PostgreSQL instead of Docker hostname
- Created generic_schemas.py for reusable schema patterns
- Added test_routers.py and test_schema_validation.py test files
- All 6 Alembic migrations applied successfully (37 tables created)
- Application running on port 8000 with all services connected

backend/alembic.ini

@@ -42,7 +42,7 @@ prepend_sys_path = .
 # This is useful for files that will be opened in Windows editors.
 output_encoding = utf-8
 
-sqlalchemy.url = postgresql+asyncpg://mtgonline:mtgonline_pass@postgres:5432/mtgonline
+sqlalchemy.url = postgresql+asyncpg://postgres:postgres@localhost:5432/mtgo_platform
 
 
 [post_write_hooks]