Finish to run ng update to 12

Author: filipemarruda

angular.json

@@ -23,7 +23,14 @@
             "styles": [
               "demo/styles.css"
             ],
-            "scripts": []
+            "scripts": [],
+            "aot": false,
+            "vendorChunk": true,
+            "extractLicenses": false,
+            "buildOptimizer": false,
+            "sourceMap": true,
+            "optimization": false,
+            "namedChunks": true
           },
           "configurations": {
             "production": {
@@ -42,7 +49,8 @@
                 }
               ]
             }
-          }
+          },
+          "defaultConfiguration": ""
         },
         "serve": {
           "builder": "@angular-devkit/build-angular:dev-server",

demo/polyfills.ts

@@ -70,7 +70,7 @@ import 'core-js/es/reflect';
 /***************************************************************************************************
  * Zone JS is required by default for Angular itself.
  */
-import 'zone.js/dist/zone';  // Included with Angular CLI.
+import 'zone.js';  // Included with Angular CLI.