FROM python:3.10-slim

WORKDIR /app

# Install system dependencies (needed for geopandas, etc.)
COPY packages.txt .
RUN apt-get update && xargs apt-get install -y < packages.txt && rm -rf /var/lib/apt/lists/*

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

# Copy app files
COPY app.py .
COPY models/ models/
COPY data/ data/

# HF Spaces requires port 7860
EXPOSE 7860

CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]