Added caching on /api/schema/ endpoint (closes #15894)

netbox/netbox/urls.py

@@ -1,6 +1,7 @@
 from django.conf import settings
 from django.conf.urls import include
 from django.urls import path
+from django.views.decorators.cache import cache_page
 from django.views.decorators.csrf import csrf_exempt
 from django.views.static import serve
 from drf_spectacular.views import SpectacularAPIView, SpectacularRedocView, SpectacularSwaggerView
@@ -56,7 +57,13 @@ _patterns = [
     path('api/wireless/', include('wireless.api.urls')),
     path('api/status/', StatusView.as_view(), name='api-status'),
 
-    path('api/schema/', SpectacularAPIView.as_view(), name='schema'),
+    path(
+        "api/schema/",
+        cache_page(timeout=86400, key_prefix=f"api_schema_{settings.VERSION}")(
+            SpectacularAPIView.as_view()
+        ),
+        name="schema",
+    ),
     path('api/schema/swagger-ui/', SpectacularSwaggerView.as_view(url_name='schema'), name='api_docs'),
     path('api/schema/redoc/', SpectacularRedocView.as_view(url_name='schema'), name='api_redocs'),