FROM ubuntu:22.04 # Set up a new user named "user" with user ID 1000 RUN useradd -m -u 1000 user # Switch to the "user" user USER user # Set home to the user's home directory ENV HOME=/home/user \ PATH=/home/user/.local/bin:$PATH # Set the working directory to the user's home directory WORKDIR $HOME/app COPY --chown=user . $HOME/app RUN chmod +x $HOME/app/app # Copy the start script and make it executable COPY --chown=user start.sh $HOME/app/ RUN chmod +x $HOME/app/start.sh # Use the start script as the entry point CMD ["./start.sh"] EXPOSE 5244