sign-up.hbs

<h1>Sign up page</h1>
<div class="hej">

<form action="/sign-up" method="post">
    Username: <input type="text" placeholder="Enter username" name="username" required> <br>
    Password: <input type="password" placeholder="Enter password" name="password" required>
    <input type="submit" name="Sign up" value="Submit">
</form>
</div>