ARG PYTHON_VERSION="3.12.11"

FROM python:${PYTHON_VERSION}-slim

SHELL ["/bin/bash", "-ex", "-o", "pipefail", "-c"]

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

WORKDIR /app

COPY --chown=superkart ./requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

COPY --chown=superkart . /app

# Define the command to start the application using Gunicorn with 4 worker processes
# - `-w 4`: Uses 4 worker processes for handling requests
# - `-b 0.0.0.0:7860`: Binds the server to port 7860 on all network interfaces
# - `app:app`: Runs the Flask app (assuming `app.py` contains the Flask instance named `app`)
CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:7860", "app:app"]