added GA4 google analytics file

Author: Hailey-Z

google_analytics-GA4.html

@@ -0,0 +1,9 @@
+<!-- Google tag (gtag.js) -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=G-EHKFWN7QXP"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'G-EHKFWN7QXP');
+</script>

ui.R

@@ -80,6 +80,7 @@ ui <- function(request){shinyUI(
     dashboardBody(
       useShinyjs(), #imp to use shinyjs functions
       tags$head(includeScript("google_analytics.js")),
+      tags$head(includeHTML(("google_analytics-GA4.html"))),
 
       tags$head(
         tags$link(rel = "stylesheet", type = "text/css", href = "./css/custom.css")