text: const signupFormHandler = async function(event) {
      event.preventDefault();
    
      const usernameEl = document.querySelector('#username-input-signup');
      const passwordEl = document.querySelector('#password-input-signup');
    
      const response = await fetch('/api/user', {
        method: 'POST',
        body: JSON.stringify({
          username: usernameEl.value,
          password: passwordEl.value,
        }),
        headers: { 'Content-Type': 'application/json' },
      });
    
      if (response.ok) {
        document.location.replace('/dashboard');
      } else {
        alert('Failed to sign up');
      }
    };
    
    document
      .querySelector('#signup-form')
      .addEventListener('submit', signupFormHandler);