Copilot allows you to make use of buttons In the body of an article or gallery or review. The buttons can be used as a buy button or simply a read more button.
Follow the instructions as added in the user guide for https://intercom.help/formation/en/articles/1658873-building-an-article
Follow the instructions as added in the user guide for https://intercom.help/formation/en/articles/1658874-building-a-gallery
When you select Rich Text editor:-
To add a button in the body of an article click on the + sign and select the “button” icon or "BTN"
When you select Markdown editor:-
Adding Multiple Buttons in the Same Row
You can create multiple buttons in the same row by selecting an existing button and clicking the + sign which appears to its right.