docker: allow config of ALLOWED_HOSTS

dhub/settings.py

@@ -29,7 +29,7 @@ SECRET_KEY = "django-insecure-1p8rs@qf$$l^!vsbetagojw23kw@1ez(qi8^(s0t&#7!wyh!l3
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
-ALLOWED_HOSTS = []
+ALLOWED_HOSTS = config('ALLOWED_HOSTS', default='[]', cast=Csv()
 
 
 # Application definition

docker-compose.yml

@@ -4,7 +4,8 @@ services:
     build:
       dockerfile: docker/devicehub-django.Dockerfile
     environment:
-      DEBUG: true
+      - DEBUG: true
+      - ALLOWED_HOSTS=*
     volumes:
       - .:/opt/devicehub-django
     ports: