Allow configuring landing page for unauthenticated users (#808)

* allow configuring landing page

* add tests

bookmarks/views/root.py

@@ -0,0 +1,18 @@
+from django.http import HttpResponseRedirect
+from django.urls import reverse
+
+from bookmarks.models import GlobalSettings
+
+
+def root(request):
+    # Redirect unauthenticated users to the configured landing page
+    if not request.user.is_authenticated:
+        settings = GlobalSettings.get()
+
+        if settings.landing_page == GlobalSettings.LANDING_PAGE_SHARED_BOOKMARKS:
+            return HttpResponseRedirect(reverse("bookmarks:shared"))
+        else:
+            return HttpResponseRedirect(reverse("login"))
+
+    # Redirect authenticated users to the bookmarks page
+    return HttpResponseRedirect(reverse("bookmarks:index"))