Notify site admin of My Account profile save

add_action( 'woocommerce_save_account_details', function( $user_id ) {

	$to = get_bloginfo( 'admin_email' );
	$subject = 'Profile saved notification';
	$headers = [ 'Content-Type: text/html; charset=UTF-8' ];
	$user = get_user_by( 'id', $user_id );

	$body = sprintf(
		'
			<h1>Automated profile change notification</h1>
			<p>User: %s (ID %d)</p>
			<p>New profile:</p>
			<p>%s</p>
		',
		$user->user_login,
		$user_id,
		sprintf(
			'First name: %s, Last name: %s, Display name: %s, Email address: %s',
			esc_attr( $_POST[ 'account_first_name'] ),
			esc_attr( $_POST[ 'account_last_name'] ),
			esc_attr( $_POST[ 'account_display_name'] ),
			esc_attr( $_POST[ 'account_email'] )
		)
	);

	wp_mail( $to, $subject, $body, $headers );

} );