Add comprehensive Docker setup with PostgreSQL, Redis, ChromaDB, and Qdrant

- Enhanced install.py with Docker detection and automatic service setup
- Added docker-compose.services.yml for standalone database services
- Created docker-services.sh management script for easy service control
- Added DOCKER.md documentation with complete setup instructions
- Updated requirements.txt for Python 3.13 compatibility
- Added multiple test scripts and configuration files
- Enhanced collaborative creative projects with proper database integration
- Fixed SQLAlchemy metadata field conflicts in database models
- Added comprehensive quickstart and testing guides

Services now available:
- PostgreSQL with Docker
- Redis with Docker
- ChromaDB vector database
- Qdrant vector database (recommended)
- PgAdmin for database administration

The setup script now automatically detects Docker and offers streamlined
installation with one-command service deployment.

requirements-core.txt

@@ -0,0 +1,13 @@
+# Core requirements - Python 3.13 compatible
+discord.py
+pydantic
+sqlalchemy
+aiosqlite
+python-dotenv
+loguru
+
+# AI/ML - Latest versions for Python 3.13
+chromadb
+numpy
+fastapi
+uvicorn