FROM python:3.12-slim

ENV HOME=/app \
    PYTHONUNBUFFERED=1 \
    STREAMLIT_SERVER_PORT=8501 \
    STREAMLIT_SERVER_ADDRESS=0.0.0.0 \
    STREAMLIT_SERVER_HEADLESS=true \
    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false

WORKDIR /app

# Systeem-dependency voor de HEALTHCHECK hieronder
RUN apt-get update && apt-get install -y --no-install-recommends curl \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

RUN chgrp -R 0 /app && chmod -R g=u /app

USER 1001
EXPOSE 8501
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1
CMD ["streamlit", "run", "app.py"]
