index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Vehicles - All Vehicles</title>
    <style>
        body{
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        .brands-list{
            list-style-type: none;
        }
        .brands-list li{
            background:rgba(100, 100, 120, 0.5);
            padding: 5px 15px;
            margin-bottom: 10px;
        }
        .brands-list li a{
            text-decoration: none;
            font-size: 1.1rem;
        }
    </style>
</head>
<body>
    <h1>Welcome to the brands</h1>
    <div class="container">
        <ul class="brands-list">

        </ul>
    </div>
    <script>
        const port  = window.location.host.split(":")[1];
        const endpoint = `http://localhost:${port}/vehicles`;
        generateBrands = async () => {
            const brands = await fetch(endpoint).then(d => d.json());
            let html = "";
            brands.forEach(brand => {
                html += `<li><a>${brand.name}</a></li>`;
            });
            const brandsList = document.querySelector(".brands-list");
            brandsList.innerHTML = html; 
        }
        generateBrands();
    </script>
</body>
</html>