feat: update to Angular 20

BREAKING CHANGE: Angular 20+ is required.
Follow the Angular update guide to update your app: <https://angular.dev/update-guide?v=19.0-20.0>;

Author: spike-rabbit

angular.json

@@ -19,7 +19,7 @@
       "prefix": "app",
       "architect": {
         "build": {
-          "builder": "@angular-devkit/build-angular:application",
+          "builder": "@angular/build:application",
           "options": {
             "outputPath": {
               "base": "dist/ngx-datatable-examples",
@@ -68,7 +68,7 @@
           "defaultConfiguration": ""
         },
         "serve": {
-          "builder": "@angular-devkit/build-angular:dev-server",
+          "builder": "@angular/build:dev-server",
           "options": {
             "buildTarget": "ngx-datatable:build"
           },
@@ -79,13 +79,13 @@
           }
         },
         "extract-i18n": {
-          "builder": "@angular-devkit/build-angular:extract-i18n",
+          "builder": "@angular/build:extract-i18n",
           "options": {
             "buildTarget": "ngx-datatable:build"
           }
         },
         "test": {
-          "builder": "@angular-devkit/build-angular:karma",
+          "builder": "@angular/build:karma",
           "options": {
             "main": "src/test.ts",
             "polyfills": "src/polyfills.ts",
@@ -111,7 +111,7 @@
       "prefix": "lib",
       "architect": {
         "build": {
-          "builder": "@angular-devkit/build-angular:ng-packagr",
+          "builder": "@angular/build:ng-packagr",
           "options": {
             "tsConfig": "projects/ngx-datatable/tsconfig.lib.json",
             "project": "projects/ngx-datatable/ng-package.json"
@@ -123,7 +123,7 @@
           }
         },
         "test": {
-          "builder": "@angular-devkit/build-angular:karma",
+          "builder": "@angular/build:karma",
           "options": {
             "main": "projects/ngx-datatable/src/test.ts",
             "tsConfig": "projects/ngx-datatable/tsconfig.spec.json",
@@ -145,5 +145,31 @@
         }
       }
     }
+  },
+  "schematics": {
+    "@schematics/angular:component": {
+      "type": "component"
+    },
+    "@schematics/angular:directive": {
+      "type": "directive"
+    },
+    "@schematics/angular:service": {
+      "type": "service"
+    },
+    "@schematics/angular:guard": {
+      "typeSeparator": "."
+    },
+    "@schematics/angular:interceptor": {
+      "typeSeparator": "."
+    },
+    "@schematics/angular:module": {
+      "typeSeparator": "."
+    },
+    "@schematics/angular:pipe": {
+      "typeSeparator": "."
+    },
+    "@schematics/angular:resolver": {
+      "typeSeparator": "."
+    }
   }
 }

karma.conf.js

@@ -10,8 +10,7 @@ module.exports = function (config) {
       require('karma-coverage'),
       require('karma-chrome-launcher'),
       require('karma-jasmine-html-reporter'),
-      require('karma-coverage-istanbul-reporter'),
-      require('@angular-devkit/build-angular/plugins/karma')
+      require('karma-coverage-istanbul-reporter')
     ],
     client: {
       clearContext: false // leave Jasmine Spec Runner output visible in browser