chore: 🤖 align karma.conf.js with latest @angular/cli reference

Author: chimurai

package.json

@@ -34,6 +34,7 @@
     "@analogjs/vite-plugin-angular": "^1.18.0",
     "@analogjs/vitest-angular": "^1.18.0",
     "@angular-builders/jest": "^20.0.0",
+    "@angular-devkit/build-angular": "^20.1.0",
     "@angular-devkit/schematics": "^20.1.0",
     "@angular/animations": "^20.1.0",
     "@angular/build": "^20.1.0",
@@ -72,7 +73,7 @@
     "jsdom": "^25.0.1",
     "karma": "6.4.4",
     "karma-chrome-launcher": "3.2.0",
-    "karma-coverage-istanbul-reporter": "3.0.3",
+    "karma-coverage": "2.2.1",
     "karma-jasmine": "5.1.0",
     "karma-jasmine-html-reporter": "2.1.0",
     "lint-staged": "^13.1.0",

projects/spectator/karma.conf.js

@@ -11,15 +11,27 @@ module.exports = function (config) {
       require('karma-jasmine'),
       require('karma-chrome-launcher'),
       require('karma-jasmine-html-reporter'),
-      require('karma-coverage-istanbul-reporter'),
+      require('karma-coverage'),
+      require('@angular-devkit/build-angular/plugins/karma')
     ],
     client: {
-      clearContext: false, // leave Jasmine Spec Runner output visible in browser
+      jasmine: {
+        // you can add configuration options for Jasmine here
+        // the possible options are listed at https://jasmine.github.io/api/edge/Configuration.html
+        // for example, you can disable the random execution with `random: false`
+        // or set a specific seed with `seed: 4321`
+      },
     },
-    coverageIstanbulReporter: {
+    jasmineHtmlReporter: {
+      suppressAll: true // removes the duplicated traces
+    },
+    coverageReporter: {
       dir: require('path').join(__dirname, '../../coverage/spectator'),
-      reports: ['html', 'lcovonly'],
-      fixWebpackSourcePaths: true,
+      subdir: '.',
+      reporters: [
+        { type: 'html' },
+        { type: 'text-summary' }
+      ],
     },
     reporters: ['progress', 'kjhtml'],
     port: 9876,