Added new domain and using image in staging

docker-compose.yml

@@ -7,7 +7,7 @@ services:
     restart: always
 
   grady:
-    build: .
+    image: docker.gitlab.gwdg.de/j.michal/grady:master
     command:
       - /bin/sh
       - -c

grady/settings/live.py

@@ -11,7 +11,9 @@ X_FRAME_OPTIONS = 'DENY'
 DEBUG = False
 
 # adjust this setting to your needs
-ALLOWED_HOSTS = ['localhost', '.grady.janmax.org']
+ALLOWED_HOSTS = [
+    'localhost', '.grady.janmax.org', 'grady.informatik.uni-goettingen.de'
+]
 
 # sample postgres sql database configuration
 DATABASES = {