add docker support

docker/Dockerfile

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+FROM python:3.6.10-alpine3.11 as builder
+
+RUN apk update && apk add --no-cache git build-base mariadb-connector-c-dev
+RUN apk add --no-cache --virtual .build-deps openssl-dev gcc musl-dev python3-dev libffi-dev jpeg-dev make mariadb-dev \
+    && mkdir /etc/supervisor.d
+
+RUN git clone https://github.com/stacklens/django_blog_tutorial.git --depth=1 /blog && cd /blog && git pull && rm -rf /blog/db.sqlite3
+
+RUN pip install --upgrade pip \
+    && pip install wheel \
+    && pip wheel -r /blog/requirements.txt  --wheel-dir=/pippacks/wheels \
+    && pip wheel gunicorn bootstrap4 --wheel-dir=/pippacks/wheels \
+    && apk del .build-deps
+
+
+FROM python:3.6.10-alpine3.11
+
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+WORKDIR /blog/
+
+RUN apk update \
+    && apk add --no-cache nginx bash git libjpeg
+
+COPY --from=builder /pippacks /pippacks
+COPY --from=builder /blog /blog
+
+RUN pip install --no-index --find-links=/pippacks/wheels -r requirements.txt \
+    && pip install gunicorn bootstrap4 --no-index --find-links=/pippacks/wheels \
+    && rm -rf /pippacks
+
+ADD default.conf /etc/nginx/conf.d/default.conf
+ADD entrypoint.sh /entrypoint.sh
+
+RUN chmod +x /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]

docker/README.md

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+# django-blog with docker
+
+run with docker
+
+```shell
+docker run -d --restart=always --name=blog \
+  -p 8088:80 \
+  willdockerhub/django-blog
+```
+
+create superuer
+
+```shell
+docker exec -it blog python manage.py createsuperuser --username admin
+```
+
+
+accee browers
+```
+http://192.168.1.1:8088
+```

docker/default.conf

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+server {
+  charset utf-8;
+  listen 80;
+  server_name _;  # 改成你的 IP
+
+  location /static {
+    alias /blog/collected_static;
+  }
+
+  location /media {
+    alias /blog/media;
+  }
+
+  location / {
+    proxy_set_header Host $host;
+    proxy_pass http://127.0.0.1:8000;
+  }
+}

docker/entrypoint.sh

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+#!/bin/sh
+
+set -e
+
+# init nginx
+if [ ! -d /run/nginx ]; then
+    mkdir -p /run/nginx
+    chown -R nginx.nginx /run/nginx
+fi
+
+# init blog
+if [ ! -f /blog/db.sqlite3 ]; then
+    python manage.py collectstatic
+    python manage.py makemigrations
+    python manage.py migrate
+fi
+
+nginx
+gunicorn --workers=2 --bind=0.0.0.0:8000 my_blog.wsgi:application