Dockerfile

FROM python:3.12-slim

# System deps
RUN apt-get update && apt-get install -y --no-install-recommends \
    libgl1 libglib2.0-0 && \
    rm -rf /var/lib/apt/lists/*

# App dir; set HOME so Streamlit writes to /app/.streamlit (not /)
WORKDIR /app
ENV HOME=/app

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

# Streamlit config
RUN mkdir -p /app/.streamlit
COPY .streamlit/config.toml /app/.streamlit/config.toml
ENV STREAMLIT_BROWSER_GATHERUSAGESTATS=false

# App
COPY app.py .

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