Dockerize the project with:\n\n- Dockerfile for backend\n- docker-compose.yml for multi-service setup (DB, Redis, app)\n- Environment variables passed through .env\n- Docker docs in CONTRIBUTING.md\n\nGoal: onboard new devs quickly and simplify deployment to staging or production.
Dockerize the project with:\n\n- Dockerfile for backend\n- docker-compose.yml for multi-service setup (DB, Redis, app)\n- Environment variables passed through .env\n- Docker docs in CONTRIBUTING.md\n\nGoal: onboard new devs quickly and simplify deployment to staging or production.