FROM python:3.10-slim

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
WORKDIR /app

COPY requirements.txt /app/
RUN pip install --upgrade pip && pip install -r requirements.txt

COPY . /app

# Fix Streamlit + Matplotlib config errors in Hugging Face
ENV STREAMLIT_CONFIG_DIR=/app/.streamlit
ENV STREAMLIT_STATIC_DIR=/app/static
ENV MPLCONFIGDIR=/app/.config/matplotlib
RUN mkdir -p /app/.streamlit /app/static /app/.config/matplotlib

EXPOSE 7860

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