🐛 Fixed site changed webhook not triggered for scheduled posts

closes #10226

- Middleware emits site-changed event used to trigger webhook, was configured to v2 admin api only.
- Change allows all versions of api to emit event in case of cache invalidation

core/server/web/api/v2/admin/app.js

@@ -28,9 +28,6 @@ module.exports = function setupApiApp() {
     // API shouldn't be cached
     apiApp.use(shared.middlewares.cacheControl('private'));
 
-    // Register event emmiter on req/res to trigger cache invalidation webhook event
-    apiApp.use(shared.middlewares.emitEvents);
-
     // Routing
     apiApp.use(routes());
 

core/server/web/parent-app.js

@@ -17,6 +17,9 @@ module.exports = function setupParentApp(options = {}) {
 
     parentApp.use(shared.middlewares.logRequest);
 
+    // Register event emmiter on req/res to trigger cache invalidation webhook event
+    parentApp.use(shared.middlewares.emitEvents);
+
     // enabled gzip compression by default
     if (config.get('compress') !== false) {
         parentApp.use(compress());