fix(@angular/ssr): disable component bootstrapping during route extraction

This commit disables component bootstrapping during route extraction to prevent invoking the AppComponent and its lifecycle hooks.

Closes #29085

Author: alan-agius4

packages/angular/ssr/src/routes/ng-routes.ts

@@ -7,7 +7,14 @@
  */
 
 import { APP_BASE_HREF, PlatformLocation } from '@angular/common';
-import { ApplicationRef, Compiler, Injector, runInInjectionContext, ɵConsole } from '@angular/core';
+import {
+  ApplicationRef,
+  Compiler,
+  Injector,
+  runInInjectionContext,
+  ɵConsole,
+  ɵDISABLE_COMPONENT_BOOTSTRAP,
+} from '@angular/core';
 import { INITIAL_CONFIG, platformServer } from '@angular/platform-server';
 import {
   Route as AngularRoute,
@@ -479,6 +486,10 @@ export async function getRoutesFromAngularRouterConfig(
       provide: ɵConsole,
       useFactory: () => new Console(),
     },
+    {
+      provide: ɵDISABLE_COMPONENT_BOOTSTRAP,
+      useValue: true,
+    },
   ]);
 
   try {