feat: add Immich integration module with API endpoints and admin interface

backend/server/integrations/urls.py

@@ -0,0 +1,12 @@
+from django.urls import path, include
+from rest_framework.routers import DefaultRouter
+from integrations.views import ImmichIntegrationView
+
+# Create the router and register the ViewSet
+router = DefaultRouter()
+router.register(r'immich', ImmichIntegrationView, basename='immich')
+
+# Include the router URLs
+urlpatterns = [
+    path("", include(router.urls)),  # Includes /immich/ routes
+]