Add debug endpoint to check mobile app User-Agent

config/urls.py

@@ -11,12 +11,16 @@ from users.urls import api_urlpatterns as users_api_urls, web_urlpatterns as use
 from tasks.urls import api_urlpatterns as tasks_api_urls, web_urlpatterns as tasks_web_urls
 from sync.urls import api_urlpatterns as sync_api_urls
 from notifications.urls import api_urlpatterns as notifications_api_urls
+from tasks.views_debug import debug_user_agent
 from .views import api_root
 
 urlpatterns = [
     # Admin
     path('admin/', admin.site.urls),
 
+    # Debug endpoint (remove in production)
+    path('debug/user-agent/', debug_user_agent, name='debug-user-agent'),
+
     # API root
     path('api/', api_root, name='api-root'),
 

tasks/views_debug.py

@@ -0,0 +1,20 @@
+"""Debug views for troubleshooting mobile app."""
+
+from django.http import JsonResponse
+from django.views.decorators.csrf import csrf_exempt
+
+
+@csrf_exempt
+def debug_user_agent(request):
+    """Return the User-Agent header for debugging mobile app."""
+    user_agent = request.META.get('HTTP_USER_AGENT', 'No User-Agent')
+
+    return JsonResponse({
+        'user_agent': user_agent,
+        'is_mobile_app_detected': (
+            'CapacitorHttp' in user_agent or
+            'com.firebugit.keepitgoing' in user_agent or
+            ('KeepItGoing' in user_agent and 'Mobile' in user_agent)
+        ),
+        'headers': dict(request.META),
+    })