Dockerfile

FROM python:3.12-slim

RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app
COPY --chown=user requirements.txt ./requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

COPY --chown=user . .

EXPOSE 7860

# Optimization: Baseline
# CMD ["gunicorn", "app:server", "--bind", "0.0.0.0:7860", "--workers", "4"]

# Baseline with 1 worker only
CMD ["gunicorn", "app:server", "--bind", "0.0.0.0:7860", "--workers", "1"]

# Optimization: Shared memory with many threads
# CMD ["gunicorn", "app:server", "--bind", "0.0.0.0:7860", "--workers", "1", "--threads", "4", "--timeout", "120"]

# Option 1: Point directly to the Dash app's server. -- does not work for hf spaces
# CMD ["gunicorn", "app:app.server", "--bind", "0.0.0.0:7860", "--workers", "4"]