fix(lobby): normalize host SPA deeplink path segments

lobby/tests.py

@@ -998,6 +998,17 @@ class UiScreenTests(TestCase):
         self.assertContains(response, "data-wpp-shell-route=\"/host/guess/round-1\"")
         self.assertContains(response, "data-wpp-shell-kind=\"host\"")
 
+    @override_settings(WPP_SPA_ENABLED=True)
+    def test_host_screen_deeplink_normalizes_redundant_slashes_when_feature_flag_enabled(self):
+        self.client.login(username="host_ui", password="secret123")
+
+        response = self.client.get("/lobby/ui/host//guess///round-1//")
+
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, "<app-root>")
+        self.assertContains(response, "data-wpp-shell-route=\"/host/guess/round-1\"")
+        self.assertContains(response, "data-wpp-shell-kind=\"host\"")
+
     @override_settings(WPP_SPA_ENABLED=True)
     def test_player_screen_can_render_angular_shell_when_feature_flag_enabled(self):
         response = self.client.get(reverse("lobby:player_screen"))

lobby/ui_views.py

@@ -22,7 +22,9 @@ def host_screen(request, spa_path=None):
     if settings.WPP_SPA_ENABLED:
         host_route = "/host"
         if spa_path:
-            host_route = f"/host/{spa_path.strip('/')}"
+            normalized_spa_path = "/".join(segment for segment in spa_path.split("/") if segment)
+            if normalized_spa_path:
+                host_route = f"/host/{normalized_spa_path}"
         return _render_spa_shell(request, host_route, "host")
 
     categories = Category.objects.filter(is_active=True).order_by("name")