chore: Add analytics event for insert article feature (#8393)

app/javascript/dashboard/components/widgets/conversation/ReplyBox.vue

@@ -624,6 +624,8 @@ export default {
           `${this.$t('CONVERSATION.REPLYBOX.INSERT_READ_MORE')} ${url}`
         );
       }
+
+      this.$track(CONVERSATION_EVENTS.INSERT_ARTICLE_LINK);
     },
     toggleRichContentEditor() {
       this.updateUISettings({

app/javascript/dashboard/helper/AnalyticsHelper/events.js

@@ -9,6 +9,7 @@ export const CONVERSATION_EVENTS = Object.freeze({
   SEARCH_CONVERSATION: 'Searched conversations',
   APPLY_FILTER: 'Applied filters in the conversation list',
   CHANGE_PRIORITY: 'Assigned priority to a conversation',
+  INSERT_ARTICLE_LINK: 'Inserted article into reply via article search',
 });
 
 export const ACCOUNT_EVENTS = Object.freeze({