docker(major): use buster instead of stretch, simplify base image, use pyuwsgi for wheels

base.Dockerfile

@@ -1,18 +1,19 @@
-FROM python:3.7-slim-stretch
+FROM python:3.7-slim-buster as locker
 
 COPY ./Pipfile /app/
 COPY ./Pipfile.lock /app/
 
 WORKDIR /app/
 
-RUN apt-get update && \
-    apt-get install -y --no-install-recommends build-essential && \
-    pip install pipenv uwsgi --no-cache-dir && \
-    apt-get remove -y --purge build-essential && \
-    apt-get autoremove -y --purge && \
-    rm -rf /var/lib/apt/lists/*
+RUN pip install pipenv && \
+    pipenv lock -r > requirements.txt && \
+    pipenv lock -rd > requirements-dev.txt
 
-RUN pipenv lock -r > requirements.txt && \
-    pipenv --rm && \
-    pip install -r requirements.txt  --no-cache-dir && \
+FROM python:3.7-slim-buster
+
+COPY --from=locker /app/requirements.txt /app/
+
+WORKDIR /app/
+
+RUN pip install -r requirements.txt  --no-cache-dir && \
     adduser --system --no-create-home --uid 1000 --group --home /app passbook