Add new script for the CI process

Author: fabidick22

package.json

@@ -6,6 +6,7 @@
     "start": "ng serve",
     "build": "ng build",
     "test": "ng test",
+    "ci-test": "ng test --no-watch --no-progress --browsers ChromeHeadless",
     "lint": "ng lint",
     "e2e": "ng e2e"
   },