Dockerfile

# Use official Python base image
FROM mcr.microsoft.com/devcontainers/base:noble

# Install uv for fast dependency management
COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/

# Set working directory
WORKDIR /app

# Copy dependency files first (for better layer caching)
COPY pyproject.toml uv.lock ./

# Install dependencies using uv (no dev dependencies)
RUN uv sync --frozen --no-dev --no-install-project

# Copy application code
COPY src/ ./src/
COPY app/ ./app/
COPY data/ ./data/

# Expose Streamlit default port
EXPOSE 8501

# Set environment variables for Streamlit
ENV STREAMLIT_SERVER_PORT=8501
ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0
ENV STREAMLIT_SERVER_HEADLESS=true

# Health check
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1

# Run the Streamlit app
WORKDIR /app/app
CMD ["uv", "run", "streamlit", "run", "titanic_app.py", "--server.port=8501", "--server.address=0.0.0.0"]