Replaced Docker python:3.7-alpine image with python:3.7-slim-bu… (#2391)

Replaced Docker python:3.7-alpine image with python:3.7-slim-buster

{{cookiecutter.project_slug}}/compose/local/django/Dockerfile

@@ -1,19 +1,17 @@
-FROM python:3.7-alpine
+FROM python:3.7-slim-buster
 
 ENV PYTHONUNBUFFERED 1
 
-RUN apk update \
+RUN apt-get update \
+  # dependencies for building Python packages
+  && apt-get install -y build-essential \
   # psycopg2 dependencies
-  && apk add --virtual build-deps gcc python3-dev musl-dev \
+  && apt-get install -y libpq-dev \
-  && apk add postgresql-dev \
-  # Pillow dependencies
-  && apk add jpeg-dev zlib-dev freetype-dev lcms2-dev openjpeg-dev tiff-dev tk-dev tcl-dev \
-  # CFFI dependencies
-  && apk add libffi-dev py-cffi \
   # Translations dependencies
-  && apk add gettext \
+  && apt-get install -y gettext \
-  # https://docs.djangoproject.com/en/dev/ref/django-admin/#dbshell
+  # cleaning up unused files
-  && apk add postgresql-client
+  && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false \
+  && rm -rf /var/lib/apt/lists/*
 
 # Requirements are installed here to ensure they will be cached.
 COPY ./requirements /requirements

{{cookiecutter.project_slug}}/compose/local/django/celery/beat/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o nounset

{{cookiecutter.project_slug}}/compose/local/django/celery/flower/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o nounset

{{cookiecutter.project_slug}}/compose/local/django/celery/worker/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o nounset

{{cookiecutter.project_slug}}/compose/local/django/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o pipefail

{{cookiecutter.project_slug}}/compose/production/django/Dockerfile

@@ -9,21 +9,23 @@ RUN npm run build
 
 # Python build stage
 {%- endif %}
-FROM python:3.7-alpine
+FROM python:3.7-slim-buster
 
 ENV PYTHONUNBUFFERED 1
 
-RUN apk update \
+RUN apt-get update \
+  # dependencies for building Python packages
+  && apt-get install -y build-essential \
   # psycopg2 dependencies
-  && apk add --virtual build-deps gcc python3-dev musl-dev \
+  && apt-get install -y libpq-dev \
-  && apk add postgresql-dev \
+  # Translations dependencies
-  # Pillow dependencies
+  && apt-get install -y gettext \
-  && apk add jpeg-dev zlib-dev freetype-dev lcms2-dev openjpeg-dev tiff-dev tk-dev tcl-dev \
+  # cleaning up unused files
-  # CFFI dependencies
+  && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false \
-  && apk add libffi-dev py-cffi
+  && rm -rf /var/lib/apt/lists/*
 
-RUN addgroup -S django \
+RUN addgroup --system django \
-    && adduser -S -G django django
+    && adduser --system --ingroup django django
 
 # Requirements are installed here to ensure they will be cached.
 COPY ./requirements /requirements

{{cookiecutter.project_slug}}/compose/production/django/celery/beat/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o pipefail

{{cookiecutter.project_slug}}/compose/production/django/celery/flower/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o nounset

{{cookiecutter.project_slug}}/compose/production/django/celery/worker/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o pipefail

{{cookiecutter.project_slug}}/compose/production/django/entrypoint

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o pipefail

{{cookiecutter.project_slug}}/compose/production/django/start

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -o errexit
 set -o pipefail