passing key using form

cmd/web/templates/terminal.page.gohtml

@@ -75,7 +75,7 @@ const cardMessages = document.getElementById("card-messages");
 const payButton = document.getElementById("pay-button");
 const processing = document.getElementById("processing-payment");
 
-stripe = Stripe(''); // TODO: Publish key to be added
+stripe = Stripe('{{index .StringMap "publishable_key"}}');
 
 function hidePayButton() {
     payButton.classList.add("d-none");
@@ -128,7 +128,7 @@ function val() {
         body: JSON.stringify(payload),
     };
 
-    fetch("http://localhost:4001/api/payment-intent", requestOptions)
+    fetch("{{index .API}}/api/payment-intent", requestOptions)
     .then(response => response.text())
         .then(response => {
             let data;