adding migrations for production

Author: Ajsalemo

docker-compose.prod.yml

@@ -3,7 +3,7 @@ version: '3.7'
 services:
   web:
     image: ${WEB_IMAGE}
-    command: gunicorn pythondjango.wsgi:application --bind 0.0.0.0:8000
+    command: docker-compose -f docker-compose.prod.yml exec web python manage.py migrate --noinput gunicorn pythondjango.wsgi:application --bind 0.0.0.0:8000
     volumes: 
       - static_volume:/static
     expose: 

index/templates/504.html

@@ -0,0 +1,10 @@
+{% extends "errorbase.html" %} 
+
+{% block title %}Service unavailable{% endblock %} 
+
+{% block error_code %}
+    504
+{% endblock %}
+{% block code_description %}
+    Gateway time-out
+{% endblock %}

index/views.py

@@ -37,4 +37,10 @@ def handler503(request, exception):
     return render(request, "index/503.html", {
         "exception": exception
     })
-    
+    
+
+def handler504(request, exception):
+    """Display a custom 504"""
+    return render(request, "index/504.html", {
+        "exception": exception
+    })