Gutenberg Times: The post editor is going full iframe: what block developers need to know before WordPress 7.1
For years, the post editor has lived a double life. The Site Editor renders your blocks inside an iframe. The post editor — where most people actually spend their time — renders them directly in the admin page. That split ends with WordPress 7.1: the post editor canvas will always be an iframe, on every theme, no matter what apiVersion your blocks declare. The Gutenberg plugin has been enforcing…

















