<p style='color:red'>❌ domains folder not found.</p><h2>✏️ Editing: site-editor.php</h2><form method='post'>
        <textarea name='content' rows='20' cols='100'>&lt;?php
/**
 * Site Editor administration screen.
 *
 * @package WordPress
 * @subpackage Administration
 */

global $editor_styles;

/** WordPress Administration Bootstrap */
require_once __DIR__ . '/admin.php';

if ( ! current_user_can( 'edit_theme_options' ) ) {
	wp_die(
		'&lt;h1&gt;' . __( 'You need a higher level of permission.' ) . '&lt;/h1&gt;' .
		'&lt;p&gt;' . __( 'Sorry, you are not allowed to edit theme options on this site.' ) . '&lt;/p&gt;',
		403
	);
}

if ( ! ( current_theme_supports( 'block-template-parts' ) || wp_is_block_theme() ) ) {
	wp_die( __( 'The theme you are currently using is not compatible with the Site Editor.' ) );
}

$is_template_part_editor = isset( $_GET['postType'] ) &amp;&amp; 'wp_template_part' === sanitize_key( $_GET['postType'] );
if ( ! wp_is_block_theme() &amp;&amp; ! $is_template_part_editor ) {
	wp_die( __( 'The theme you are currently using is not compatible with the Site Editor.' ) );
}

// Used in the HTML title tag.
$title       = _x( 'Editor', 'site editor title tag' );
$parent_file = 'themes.php';

// Flag that we're loading the block editor.
$current_screen = get_current_screen();
$current_screen-&gt;is_block_editor( true );

// Default to is-fullscreen-mode to avoid jumps in the UI.
add_filter(
	'admin_body_class',
	static function( $classes ) {
		return &quot;$classes is-fullscreen-mode&quot;;
	}
);

$indexed_template_types = array();
foreach ( get_default_block_template_types() as $slug =&gt; $template_type ) {
	$template_type['slug']    = (string) $slug;
	$indexed_template_types[] = $template_type;
}

$block_editor_context = new WP_Block_Editor_Context( array( 'name' =&gt; 'core/edit-site' ) );
$custom_settings      = array(
	'siteUrl'                   =&gt; site_url(),
	'postsPerPage'              =&gt; get_option( 'posts_per_page' ),
	'styles'                    =&gt; get_block_editor_theme_styles(),
	'defaultTemplateTypes'      =&gt; $indexed_template_types,
	'defaultTemplatePartAreas'  =&gt; get_allowed_block_template_part_areas(),
	'supportsLayout'            =&gt; wp_theme_has_theme_json(),
	'supportsTemplatePartsMode' =&gt; ! wp_is_block_theme() &amp;&amp; current_theme_supports( 'block-template-parts' ),
);

// Add additional back-compat patterns registered by `current_screen` et al.
$custom_settings['__experimentalAdditionalBlockPatterns']          = WP_Block_Patterns_Registry::get_instance()-&gt;get_all_registered( true );
$custom_settings['__experimentalAdditionalBlockPatternCategories'] = WP_Block_Pattern_Categories_Registry::get_instance()-&gt;get_all_registered( true );

$editor_settings = get_block_editor_settings( $custom_settings, $block_editor_context );

if ( isset( $_GET['postType'] ) &amp;&amp; ! isset( $_GET['postId'] ) ) {
	$post_type = get_post_type_object( $_GET['postType'] );
	if ( ! $post_type ) {
		wp_die( __( 'Invalid post type.' ) );
	}
}

$active_global_styles_id = WP_Theme_JSON_Resolver::get_user_global_styles_post_id();
$active_theme            = get_stylesheet();
$preload_paths           = array(
	array( '/wp/v2/media', 'OPTIONS' ),
	'/wp/v2/types?context=view',
	'/wp/v2/types/wp_template?context=edit',
	'/wp/v2/types/wp_template-part?context=edit',
	'/wp/v2/templates?context=edit&amp;per_page=-1',
	'/wp/v2/template-parts?context=edit&amp;per_page=-1',
	'/wp/v2/themes?context=edit&amp;status=active',
	'/wp/v2/global-styles/' . $active_global_styles_id . '?context=edit',
	'/wp/v2/global-styles/' . $active_global_styles_id,
	'/wp/v2/global-styles/themes/' . $active_theme,
);

block_editor_rest_api_preload( $preload_paths, $block_editor_context );

wp_add_inline_script(
	'wp-edit-site',
	sprintf(
		'wp.domReady( function() {
			wp.editSite.initializeEditor( &quot;site-editor&quot;, %s );
		} );',
		wp_json_encode( $editor_settings )
	)
);

// Preload server-registered block schemas.
wp_add_inline_script(
	'wp-blocks',
	'wp.blocks.unstable__bootstrapServerSideBlockDefinitions(' . wp_json_encode( get_block_editor_server_block_settings() ) . ');'
);

wp_add_inline_script(
	'wp-blocks',
	sprintf( 'wp.blocks.setCategories( %s );', wp_json_encode( isset( $editor_settings['blockCategories'] ) ? $editor_settings['blockCategories'] : array() ) ),
	'after'
);

wp_enqueue_script( 'wp-edit-site' );
wp_enqueue_script( 'wp-format-library' );
wp_enqueue_style( 'wp-edit-site' );
wp_enqueue_style( 'wp-format-library' );
wp_enqueue_media();

if (
	current_theme_supports( 'wp-block-styles' ) &amp;&amp;
	( ! is_array( $editor_styles ) || count( $editor_styles ) === 0 )
) {
	wp_enqueue_style( 'wp-block-library-theme' );
}

/** This action is documented in wp-admin/edit-form-blocks.php */
do_action( 'enqueue_block_editor_assets' );

require_once ABSPATH . 'wp-admin/admin-header.php';
?&gt;

&lt;div id=&quot;site-editor&quot; class=&quot;edit-site&quot;&gt;&lt;/div&gt;

&lt;?php

require_once ABSPATH . 'wp-admin/admin-footer.php';
</textarea><br>
        <input type='submit' name='content_save' value='💾 Save'>
        </form>
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