Added intercom

frontend/src/pages/_app.tsx

@@ -1,4 +1,9 @@
+/* eslint-disable vars-on-top */
+/* eslint-disable no-var */
+/* eslint-disable func-names */
 /* eslint-disable react/jsx-props-no-spreading */
+// @ts-nocheck
+
 import { useEffect } from 'react';
 import { AppProps } from 'next/app';
 import { useRouter } from 'next/router';
@@ -33,11 +38,51 @@ type NextAppProp = AppProps & {
 const App = ({ Component, pageProps, ...appProps }: NextAppProp): JSX.Element => {
   const router = useRouter();
 
+  	useEffect(() => {
+		// Intercom code snippet
+		(function() {
+			var w=window;var ic=w.Intercom;
+			if(typeof ic==="function") {
+				ic('reattach_activator');
+				ic('update',w.intercomSettings);
+			} else {
+				var d=document;
+				var i=function() {
+					// eslint-disable-next-line prefer-rest-params
+					i.c(arguments);
+				}; 
+				i.q=[]; 
+				i.c=function(args) {
+					i.q.push(args);
+				};
+				w.Intercom=i;
+				var l=function() { 
+					var s=d.createElement('script');
+					s.type='text/javascript';
+					s.async=true;
+					s.src='https://widget.intercom.io/widget/hsg644ru';
+					var x=d.getElementsByTagName('script')[0];
+					x.parentNode.insertBefore(s,x);};
+					if(w.attachEvent) { 
+						w.attachEvent('onload',l); 
+					} else {
+						w.addEventListener('load',l,false);
+					}
+				}
+			}
+		)();
+
+		window.Intercom('boot', {
+			app_id: 'hsg644ru'
+		});
+	}, []);
+
   useEffect(() => {
     // Init for auto capturing
     const telemetry = new Telemetry().getInstance();
 
     const handleRouteChange = () => {
+			(window).Intercom('update');
       if (typeof window !== 'undefined') {
         telemetry.capture('$pageview');
       }