WhatsApp Template updates

1. Template's quality.

Shows the template quality on WhatsApp template page.

2. Support new authentication template

Learn more details about WhatsApp new authentication template.

3. Editor stretch

For long content, now you can stretch the editor to view the whole message body.

4. Support template copy.

For similar or same templates, you can copy them to any WABA now.

Account optimization

1. Added an Operator role.

The operator can only visit and manage the WhatsApp templates, Analytics, and Campaigns.