more docker refactoring

.gitignore

@@ -10,3 +10,5 @@ venv
 checkstyle.txt
 .python-version
 .env
+.direnv
+.envrc

Dockerfile

@@ -1,24 +1,30 @@
-FROM python:3.8
-ENV PYTHONUNBUFFERED 1
-
-RUN rm /var/lib/dpkg/info/format
-RUN printf "1\n" > /var/lib/dpkg/info/format
-RUN dpkg --configure -a
-RUN  apt-get clean && apt-get update \
-    && apt-get install -y --no-install-recommends \
-        postgresql-client \
-    && rm -rf /var/lib/apt/lists/* \
-    && apt-get purge -y --auto-remove gcc 
+FROM python:3.8 as build
+
+#RUN rm /var/lib/dpkg/info/format
+#RUN printf "1\n" > /var/lib/dpkg/info/format
+#RUN dpkg --configure -a
+#RUN  apt-get clean && apt-get update \
+#    && apt-get install -y --no-install-recommends \
+#        postgresql-client \
+#    && rm -rf /var/lib/apt/lists/* \
+#    && apt-get purge -y --auto-remove gcc 
 
 RUN pip install pipenv
-RUN mkdir /app
+
+WORKDIR /app
+COPY Pipfile Pipfile.lock /app/
+RUN bash -c 'PIPENV_VENV_IN_PROJECT=1 pipenv install'
+
+
+FROM python:3.8-slim as application
+
 WORKDIR /app
+COPY --from=build /app /app/
 
-COPY src/ /app/
+COPY src/ /app/src/
 COPY bin/ /app/bin/
 COPY Pipfile* /app/
 
-RUN pipenv install
 ENV DJANGO_SETTINGS_MODULE=app.settings.master-docker
 EXPOSE 8000
 

bin/docker

@@ -1,5 +1,5 @@
 #!/bin/bash
 set -e
 
-pipenv run python /app/src/manage.py migrate
-pipenv run python src/manage.py runserver 0.0.0.0:8000
+.venv/bin/python src/manage.py migrate
+.venv/bin/python src/manage.py runserver 0.0.0.0:8000