Remove insecure development Dockerfile in favor of "standalone" Dockerfile

Dockerfile

@@ -1,46 +0,0 @@
-ARG PYTHON_VERSION=3.11.5-slim-bookworm
-
-# define an alias for the specfic python version used in this file.
-FROM python:${PYTHON_VERSION} as python
-
-FROM python as python-build-stage
-
-# Install apt packages
-RUN apt-get update && apt-get install --no-install-recommends -y \
-  # dependencies for building Python packages
-  build-essential
-
-# Requirements are installed here to ensure they will be cached.
-COPY ./requirements.txt ./requirements-dev.txt /
-
-# Create Python Dependency and Sub-Dependency Wheels
-RUN pip install packaging
-RUN pip wheel --wheel-dir /usr/src/app/wheels  \
-  -r requirements.txt \
-  -r requirements-dev.txt
-
-FROM python as python-run-stage
-
-ARG APP_HOME=/app
-
-ENV PYTHONUNBUFFERED 1
-ENV PYTHONDONTWRITEBYTECODE 1
-
-WORKDIR ${APP_HOME}
-
-COPY --from=python-build-stage /usr/src/app/wheels /wheels/
-
-# use wheels to install python dependencies
-RUN pip install --no-cache-dir --no-index --find-links=/wheels/ /wheels/* \
-	&& rm -rf /wheels/
-
-COPY ./entrypoint /entrypoint
-RUN sed -i 's/\r$//g' /entrypoint && chmod +x /entrypoint
-
-FROM python-run-stage AS backend
-
-# copy application code to WORKDIR
-COPY . ${APP_HOME}
-
-ENTRYPOINT ["/entrypoint"]
-CMD ["python3", "demo/manage.py", "runserver", "--noreload", "0.0.0.0:8080"]