feat: Add check templates enabled middleware

packages/backend/src/helpers/check-templates-enabled.js

@@ -0,0 +1,12 @@
+import Config from '../models/config.js';
+import NotAuthorizedError from '../errors/not-authorized.js';
+
+export const checkTemplatesEnabled = async (request, response, next) => {
+  const config = await Config.get();
+
+  if (!config.enableTemplates) {
+    throw new NotAuthorizedError();
+  }
+
+  next();
+};

packages/backend/src/routes/api/v1/templates.ee.js

@@ -2,6 +2,7 @@ import { Router } from 'express';
 import { authenticateUser } from '../../../helpers/authentication.js';
 import { authorizeUser } from '../../../helpers/authorization.js';
 import { checkIsEnterprise } from '../../../helpers/check-is-enterprise.js';
+import { checkTemplatesEnabled } from '../../../helpers/check-templates-enabled.js';
 
 import getTemplatesAction from '../../../controllers/api/v1/templates/get-templates.ee.js';
 
@@ -12,6 +13,7 @@ router.get(
   authenticateUser,
   authorizeUser,
   checkIsEnterprise,
+  checkTemplatesEnabled,
   getTemplatesAction
 );