Enhance test configuration and enable code coverage for CI

Updated the Karma configuration to explicitly define the file type as TypeScript for test files. Added the `--code-coverage` flag to the CI test script to generate code coverage reports during continuous integration runs.

karma.conf.js

@@ -4,7 +4,10 @@
 module.exports = function (config) {
   config.set({
     basePath: "",
-    files: ["src/**/*.spec.ts"],
+    files: {
+      pattern: "src/**/*.spec.ts",
+      type: "typescript",
+    },
     frameworks: ["jasmine", "@angular-devkit/build-angular"],
     plugins: [
       require("karma-jasmine"),

package.json

@@ -8,7 +8,7 @@
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
     "test": "ng test",
-    "test:ci": "ng test --no-watch --no-progress --browsers=ChromeHeadless",
+    "test:ci": "ng test --no-watch --no-progress --browsers=ChromeHeadless --code-coverage",
     "test:watch": "ng test --watch --code-coverage"
   },
   "private": true,