Enhancement: allow webUI first account signup (#9500)

src/documents/context_processors.py

@@ -1,5 +1,7 @@
 from django.conf import settings as django_settings
+from django.contrib.auth.models import User
 
+from documents.models import Document
 from paperless.config import GeneralConfig
 
 
@@ -25,4 +27,9 @@ def settings(request):
         "domain": getattr(django_settings, "PAPERLESS_URL", request.get_host()),
         "APP_TITLE": app_title,
         "APP_LOGO": app_logo,
+        "FIRST_INSTALL": User.objects.exclude(
+            username__in=["consumer", "AnonymousUser"],
+        ).count()
+        == 0
+        and Document.global_objects.count() == 0,
     }