diff --git a/package.json b/package.json
index 1fe7ca7..72a949e 100644
--- a/package.json
+++ b/package.json
@@ -83,6 +83,7 @@
     "rxjs": "^7.3.0",
     "select2": "^4.0.13",
     "setimmediate": "^1.0.5",
+    "vanillajs-datepicker": "^1.1.4",
     "youtube-embed": "^1.0.0"
   },
   "devDependencies": {
@@ -94,8 +95,8 @@
     "@babel/plugin-syntax-jsx": "^7.14.5",
     "@babel/plugin-syntax-top-level-await": "^7.14.5",
     "@babel/plugin-transform-react-jsx": "^7.14.9",
-    "@babel/plugin-transform-typescript": "^7.15.4",
     "@babel/plugin-transform-runtime": "^7.15.0",
+    "@babel/plugin-transform-typescript": "^7.15.4",
     "@babel/preset-env": "^7.15.4",
     "@babel/preset-react": "^7.14.5",
     "@babel/runtime": "^7.15.4",
diff --git a/src/js/main/index.js b/src/js/main/index.js
index 62fe87e..5cb5da2 100644
--- a/src/js/main/index.js
+++ b/src/js/main/index.js
@@ -1,7 +1,7 @@
-import Events from "../_events";
-import Consts from "../_consts";
+import Events from '../_events';
+import Consts from '../_consts';
 
-import "./visibility";
-import "./touch";
-import "./css-screen-size";
-import "./main";
+import './visibility';
+import './touch';
+import './css-screen-size';
+import './main';
diff --git a/src/js/test-build.js b/src/js/test-build.js
index 6568713..a297fab 100644
--- a/src/js/test-build.js
+++ b/src/js/test-build.js
@@ -1,21 +1,21 @@
-'use strict';
+"use strict";
 
-import '../scss/test-build.scss';
-import '@a2nt/meta-lightbox-js/src/js/test-build';
+import "../scss/test-build.scss";
+import "@a2nt/meta-lightbox-js/src/js/test-build";
 
-import Events from './_events';
-import MainUI from './main';
+import Events from "./_events";
+import MainUI from "./main";
 
 /*
  * AJAX functionality
  */
-//import "./ajax/links";
-import './ajax/online';
-import './ajax/lazy-images';
+import "./ajax/links";
+import "./ajax/online";
+import "./ajax/lazy-images";
 
-import './layout';
+import "./layout";
 
-import './store';
+import "./store";
 
 /*if (process.env.NODEENV === 'development') {
     // mocking service worker
@@ -51,17 +51,17 @@ function importAll(r) {
 }
 
 const images = importAll(
-  require.context('../img/', false, /\.(png|jpe?g|svg)$/)
+  require.context("../img/", false, /\.(png|jpe?g|svg)$/)
 );
 const fontAwesome = importAll(
-  require.context('font-awesome', false, /\.(otf|eot|svg|ttf|woff|woff2)$/)
+  require.context("font-awesome", false, /\.(otf|eot|svg|ttf|woff|woff2)$/)
 );
 
 if (module.hot) {
-  module.hot.accept('app.js', () => {
-    console.log('Accepting the updated printMe module!');
+  module.hot.accept("app.js", () => {
+    console.log("Accepting the updated printMe module!");
   });
-  module.hot.accept('app.scss', () => {
-    console.log('Accepting the updated printMe module!');
+  module.hot.accept("app.scss", () => {
+    console.log("Accepting the updated printMe module!");
   });
 }