FROM python:3.11-slim

WORKDIR /app

# Install dependencies first (cached layer)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code, logo, and data files
COPY app.py .
COPY logo.png .
COPY LL87_with_pluto.csv .
COPY LL84_with_pluto.csv .
COPY map_pluto.csv .

# Hugging Face Spaces expects port 7860
EXPOSE 7860

# Streamlit config: disable CORS/XSRF for HF Spaces, set port
ENV STREAMLIT_LAUNCHED=1
HEALTHCHECK CMD curl --fail http://localhost:7860/_stcore/health || exit 1

ENTRYPOINT ["streamlit", "run", "app.py", \
    "--server.port=7860", \
    "--server.address=0.0.0.0", \
    "--server.headless=true", \
    "--browser.gatherUsageStats=false"]