action('acfe/flexible/enqueue', $field, $is_preview) to enqueue new style/script (back & front) (with 6 variations)filter('acfe/flexible/layout/thumbnail/layout={layout:name}', $thumbnail, $field, $layout) to change layout thumbnail (must return attachment ID or URL) (with 3 variations)action('acfe/flexible/preview', $field, $layout) to change Dynamic Layout Preview content (with 6 variations)filter('acfe/flexible/render/template', $template, $field, $layout, $is_preview) to change Layout Render: Template Path (with 6 variations)filter('acfe/flexible/render/style', $style, $field, $layout, $is_preview) to change Layout Render: Style Path (with 6 variations)filter('acfe/flexible/render/script', $script, $field, $layout, $is_preview) to change Layout Render: Script Path (with 6 variations)filter('acfe/flexible/placeholder/icon', $class, $field) to change the Placeholder Button Dashicons class (default: ‘dashicons dashicons-edit’) (with 3 variations)