Dockerfile

FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    software-properties-common \
    git \
    && rm -rf /var/lib/apt/lists/*

# Copy Python dependencies
COPY requirements.txt ./

# Copy main app.py and any needed local modules
COPY app.py ./

# Install Python packages
RUN pip3 install --no-cache-dir -r requirements.txt

# Expose Streamlit port
EXPOSE 8501

# Healthcheck to monitor container health
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1

# Launch app.py using Streamlit
ENTRYPOINT ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]