fix: guestbook header include

php/guestbook.php

@@ -1,5 +1,4 @@
 <?php
-include '../pages/header.html';
 $config = require "../../config.php";
 $conn = mysqli_connect($config['DB_ADDR'], $config['DB_USR'], $config['DB_PASSWD'], $config['DB_NAME']);
 
@@ -26,6 +25,7 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
 $sql = "SELECT * FROM " . $config['DB_NAME'] . " ORDER BY id DESC";
 $result = mysqli_query($conn, $sql);
 
+include '../pages/header.html';
 echo "<p>Welcome to my guestbook, feel free to leave a message !</p>";
 echo "<br><br>";
 echo "<form action='" . $_SERVER['PHP_SELF'] . "' method='post'>";