Dockerfile

# Base image
FROM python:3.10.12-slim-buster
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

# create directory for the app user
RUN mkdir -p /home/app

# don't run as root therefore create non-root user
RUN groupadd --gid 1001 app && \
    useradd --uid 1001 --gid app --home /home/app app

# install pipenv
RUN pip install pipenv

# create the appropriate directories
ENV HOME=/home/app
ENV APP_HOME=/home/app/website
RUN mkdir $APP_HOME
RUN mkdir $APP_HOME/staticfiles
RUN mkdir $APP_HOME/mediafiles
WORKDIR $APP_HOME

# installing dependencies
COPY Pipfile Pipfile.lock $APP_HOME

# install dependencies
RUN pipenv install --system

# copy project files and directories
COPY . $APP_HOME

# chown all the files to the app user
RUN chown -R app:app $APP_HOME

# change to the app user
USER app