[QA] ✅ VERIFIED - All tests passed. Docker build succeeds, container runs successfully with proper health checks, graceful shutdown working. See /tmp/qa-CDEV-18.md for detailed QA report.

Created Dockerfile and docker-entrypoint.sh: ## Files Created 1. **Dockerfile** - Multi-stage build with Python 3.11-slim: - Stage 1 (builder): Installs build dependencies, creates venv, installs Python packages - Stage 2 (runtime): Minimal image with only runtime dependencies - Non-root user appuser for security - Health check endpoint configured - Exposes port 8000 2. **docker-entrypoint.sh** - Entrypoint script with: - Graceful signal handling (SIGTERM/SIGINT/SIGQUIT) - Startup logging - Support for uvicorn command 3. **.dockerignore** - Excludes unnecessary files from build context ## Verification docker build . -t cdev:test # SUCCESS docker run -d -p 8099:8000 cdev:test # SUCCESS curl http://localhost:8099/health # {status:healthy} curl http://localhost:8099/api/status # Returns version info Container starts successfully and responds to health checks.