FROM python:3.11

ENV USERNAME=admin
# Create and use a non-root user
RUN useradd -ms /bin/bash $USERNAME

# Set working directory for the application
WORKDIR /app

# Install system dependencies and clean up in a single RUN step to reduce layers
RUN apt-get update -y && apt-get upgrade -y \
    && apt-get install -y git-all \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

ENV HOME=/home/$USERNAME
RUN mkdir $HOME/.cache $HOME/.config \
 && chmod -R 777 $HOME

ENV PATH=$HOME/.local/bin:$PATH

COPY init.sh /app/init.sh
RUN chmod +x /app/init.sh
RUN /app/init.sh

# Set ownership and permissions for the app directory
RUN chown -R admin:admin /app && chmod -R 777 /app

# Switch to the non-root user for better security
USER admin

# Expose the port the application will run on
EXPOSE 7860

# Use init.sh as the entrypoint so it runs on container start
ENTRYPOINT ["/app/init.sh"]
CMD ["python", "-u", "-m", "FileServer"]