fix robots view

config/urls.py

@@ -1,11 +1,11 @@
 from django.conf import settings
 from django.contrib.sitemaps.views import sitemap
-from django.contrib.staticfiles.views import serve
 from django.urls import include, path
 from django.views.i18n import JavaScriptCatalog
 
 from contributors.admin.custom import site
 from contributors.sitemap import sitemaps
+from contributors.views import robots
 
 
 def trigger_error(request):
@@ -21,7 +21,7 @@ def trigger_error(request):
     path('auth/', include('auth.urls')),
     path('', include('contributors.urls')),
     path('sentry-debug/', trigger_error),
-    path('robots.txt', serve, {'path': 'robots.txt'}),
+    path('robots.txt', robots.RobotsTxtView.as_view(), name='robots_txt'),
     path('sitemap.xml', sitemap, {'sitemaps': sitemaps},
          name='django.contrib.sitemaps.views.sitemap'),
 ]

contributors/views/robots.py

@@ -0,0 +1,16 @@
+from django.http import HttpResponse
+from django.template import loader
+from django.views.generic import TemplateView
+
+
+class RobotsTxtView(TemplateView):
+    template_name = "robots.txt"
+    content_type = "text/plain"
+
+    def render_to_response(self, context, **response_kwargs):
+        template = loader.get_template(self.template_name)
+        response = HttpResponse(
+            template.render(context, self.request),
+            content_type=self.content_type
+        )
+        return response