permission fix

docker/Dockerfile

@@ -9,7 +9,7 @@ RUN yarn build
 
 FROM python:3.6
 ENV PYTHONUNBUFFERED 1
-RUN apt-get update && apt-get install -y nginx supervisor
+RUN apt-get update && apt-get install -y nginx supervisor sudo
 RUN pip3 install --no-cache-dir --upgrade pip uwsgi==2.0.17
 WORKDIR /app/
 ADD requirements.txt /app/

docker/entrypoint_app.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 cd /app
 chown www-data:www-data /app/media
-python manage.py migrate
+sudo -E -u www-data python manage.py migrate
 #python manage.py loaddata /app/apps/*/fixtures/*.json
 python2.7 /usr/bin/supervisord -n