- Add Dockerfile with Python 3.13 and PostgreSQL client
- Create docker-compose.yml with PostgreSQL 16 service
- Configure database environment variables in settings
- Add psycopg2-binary for PostgreSQL support
- Create Makefile for common Docker commands
- Add comprehensive Docker documentation
- Update project README with Docker instructions
- Add .dockerignore for optimized builds
- Include .env.example for configuration template
- Configure healthcheck for database service