FROM python:3.11.13-slim

WORKDIR /app

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

# Copy only requirements first (for caching)
COPY requirements.txt ./

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

# Copy application code
COPY src/ ./src/

EXPOSE 8501

# Healthcheck for Hugging Face container
HEALTHCHECK --interval=30s --timeout=5s --retries=3 CMD curl --fail http://localhost:8501/_stcore/health || exit 1

# Run Streamlit
ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]