<!doctype html>
<html lang="fr">
<head>
<meta charset="utf-8">
<title>Test JS OVH</title>
</head>
<body>
<h1>Page OK</h1>
<script>
document.body.insertAdjacentHTML('beforeend','<p>JavaScript exécuté ✅</p>');
console.log('JS OK');
</script>
</body>
</html>