feat: support reply to for Telegram (#8105)

Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/javascript/dashboard/api/inbox/message.js

@@ -26,9 +26,13 @@ export const buildCreatePayload = ({
     payload.append('echo_id', echoId);
     payload.append('cc_emails', ccEmails);
     payload.append('bcc_emails', bccEmails);
+
     if (toEmails) {
       payload.append('to_emails', toEmails);
     }
+    if (contentAttributes) {
+      payload.append('content_attributes', JSON.stringify(contentAttributes));
+    }
   } else {
     payload = {
       content: message,

app/javascript/dashboard/api/specs/inbox/message.spec.js

@@ -50,6 +50,7 @@ describe('#ConversationAPI', () => {
         message: 'test content',
         echoId: 12,
         isPrivate: true,
+        contentAttributes: { in_reply_to: 12 },
         files: [new Blob(['test-content'], { type: 'application/pdf' })],
       });
       expect(formPayload).toBeInstanceOf(FormData);
@@ -57,6 +58,10 @@ describe('#ConversationAPI', () => {
       expect(formPayload.get('echo_id')).toEqual('12');
       expect(formPayload.get('private')).toEqual('true');
       expect(formPayload.get('cc_emails')).toEqual('');
+      expect(formPayload.get('bcc_emails')).toEqual('');
+      expect(formPayload.get('content_attributes')).toEqual(
+        '{"in_reply_to":12}'
+      );
     });
 
     it('builds object payload if file is not available', () => {