aluminiOf repeater field in the person schema

gistfile1.txt

add_action( 'after_setup_theme', 'add_my_custom_meta_field' );
function add_my_custom_meta_field() {
	add_filter( 'wp_schema_pro_schema_meta_fields', 'my_extra_schema_field' );
	add_filter( 'wp_schema_pro_schema_person', 'my_extra_schema_field_mapping', 10, 3 );
}

/**
 * Add fields for mapping.
 *
 * @param  array $fields Mapping fields array.
 * @return array
 */
function my_extra_schema_field( $fields ) {
	$fields['bsf-aiosrs-person']['subkeys']['alumniOf'] = array(
								'label'  => esc_html__( 'Alumni Of', 'wp-schema-pro' ),
								'type'   => 'repeater',
								'fields' => array(
												'alumini'  => array(
												'label'    => esc_html__( 'Alumni Of', 'wp-schema-pro' ),
												'type'     => 'text',
												'default'  => 'create-field',
												),
								),
							);

	return $fields;
}

/**
 * Mapping extra field for schema markup.
 *
 * @param  array $schema Schema array.
 * @param  array $data   Mapping fields array.
 * @return array
 */
function my_extra_schema_field_mapping( $schema, $data, $post ) {
	if (isset( $data['alumniOf'] ) && ! empty( $data['alumniOf'] ) ) {
				foreach ( $data['alumniOf'] as $key => $value ) {
				$schema['alumniOf'][ $key ]['@type'] = 'Organization';
                    if ( isset( $value['alumini'] ) && ! empty( $value['alumini'] ) ) {
						if ( isset( $value['alumini'] ) && ! empty( $value['alumini'] ) ) {
							$schema['alumniOf'][ $key ]['name'] = wp_strip_all_tags( $value['alumini'] );
						}
				    }
				}
			}
	return $schema;
}