Added the ability to generate Listening exams as well

package.json

@@ -37,6 +37,7 @@
     "formidable": "^3.5.0",
     "formidable-serverless": "^1.1.1",
     "framer-motion": "^9.0.2",
+    "howler": "^2.2.4",
     "iron-session": "^6.3.1",
     "lodash": "^4.17.21",
     "moment": "^2.29.4",
@@ -73,6 +74,7 @@
   },
   "devDependencies": {
     "@types/formidable": "^3.4.0",
+    "@types/howler": "^2.2.11",
     "@types/lodash": "^4.14.191",
     "@types/nodemailer": "^6.4.11",
     "@types/nodemailer-express-handlebars": "^4.0.3",