Add highlighting for hbs and json

Author: JosefBredereck

packages/uikit-workshop/src/scripts/components/prism-languages.js

@@ -4,6 +4,7 @@ import 'prismjs/components/prism-markup';
 import 'prismjs/components/prism-twig';
 import 'prismjs/components/prism-clike';
 import 'prismjs/components/prism-javascript';
+import 'prismjs/components/prism-json';
 import 'prismjs/components/prism-css';
 import 'prismjs/components/prism-css-extras';
 import 'prismjs/components/prism-scss';
@@ -12,4 +13,9 @@ import 'prismjs/components/prism-markdown';
 import 'prismjs/components/prism-yaml';
 import 'prismjs/components/prism-handlebars';
 
+if (!Prism.languages.hasOwnProperty('hbs')) {
+  // hbs doesn't exist initially
+  Prism.languages.hbs = Prism.languages.handlebars;
+}
+
 export const PrismLanguages = Prism;