'show_in_rest' => true,
'supports' => array('editor')Change Yoast SEO NoIndex Meta Robots Tag
Yoast SEO was adding noindex to the robots meta tag on all custom post types archives. The following code changes it to index.
/* change noindex tag for cpt archives */
add_filter( 'wpseo_robots', function( $string ) {
if ( is_post_type_archive() )
return 'index, follow';
else
return $string;
});