Get WordPress environment telemetry

wp-env.php

function get_wp_env() {
	$server_software = filter_input( INPUT_SERVER, 'SERVER_SOFTWARE', FILTER_SANITIZE_STRING );
	if ( $server_software ) {
		$server_software = explode( ' ', trim( $server_software ) );
		$server_software = $server_software[0];
	} else {
		$server_software = __( 'unknown', 'wp-auth0' );
	}

	try {
		$mysql_ver = mysqli_get_client_version( null );
	} catch ( Exception $e ) {
		$mysql_ver = __( 'unknown', 'wp-auth0' );
	}

	return array(
		'PHP' => phpversion(),
		'WordPress' => get_bloginfo('version'),
		'Server' => $server_software,
		'MySQL' => $mysql_ver
	);
}