[CORL-181] Comment Count Injection (#2581)

* feat: inject comment counts

* fix: tests

* feat: integrate stream embed with coral counts

* chore: refactor constants

* test: test for count bundle

* test: test live comment count integration with stream embed

* feat: use defer

* fix: snapshot

* feat: auto add count.js in when calling Coral.createStreamEmbed

* fix: tests

* fix: rm duplicate test

* chore: remove unuse file

src/core/client/admin/routes/Configure/sections/Advanced/EmbedCode.tsx

@@ -2,9 +2,9 @@ import { stripIndent } from "common-tags";
 import { Localized } from "fluent-react/compat";
 import React, { FunctionComponent, useMemo } from "react";
 
-import { getLocationOrigin } from "coral-common/utils";
 import { CopyButton } from "coral-framework/components";
 import { GetMessage, withGetMessage } from "coral-framework/lib/i18n";
+import { getLocationOrigin } from "coral-framework/utils";
 import { HorizontalGutter, Typography } from "coral-ui/components";
 
 import Header from "../../Header";
@@ -56,6 +56,8 @@ const EmbedCode: FunctionComponent<Props> = ({ staticURI, getMessage }) => {
       (function() {
           var d = document, s = d.createElement('script');
           s.src = '${script}/assets/js/embed.js';
+          s.async = false;
+          s.defer = true;
           s.onload = function() {
               Coral.createStreamEmbed({
                   id: "coral_thread",

src/core/client/admin/test/configure/__snapshots__/advanced.spec.tsx.snap

@@ -138,12 +138,14 @@ each of your site’s stories.
               <textarea
                 className="EmbedCode-textArea"
                 readOnly={true}
-                rows={22}
+                rows={24}
                 value="<div id=\\"coral_thread\\"></div>
 <script type=\\"text/javascript\\">
   (function() {
       var d = document, s = d.createElement('script');
       s.src = 'http://localhost/assets/js/embed.js';
+      s.async = false;
+      s.defer = true;
       s.onload = function() {
           Coral.createStreamEmbed({
               id: \\"coral_thread\\",