Dockerfile

# Starting from an official Python image
FROM python:3.9

# Creating a non-root user for security
RUN useradd -m -u 1000 user
USER user

# Ensuring user's local bin is on PATH
ENV PATH="/home/user/.local/bin:$PATH"

# Setting working directory inside container
WORKDIR /app

# Installing Python dependencies
COPY --chown=user ./req.txt req.txt
RUN pip install --no-cache-dir --upgrade -r req.txt

# Copying the rest of your app code
COPY --chown=user . /app

# Starting the Flask app using gunicorn
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "rm:app","--timeout","120","--workers","1"]