HTML:


<head>
  <script src="/test.js"></script>
</head>

<body onload="insertMenu()">
  <ul id="menu"></ul>
</body>

JS:


let links = [
  ["/tales/the-divine-audience", "The Divine Audience"],
  ["/tales/ttwffn", "To Those who Fight for Naught"],
  ["/tales/indomitable-will", "An Indomitable Will"],
  ];

function insertMenu() {
  let str = "";
  for (const link of links) {
    str += "<li><a href=\"" + link[0] + "\">" + link[1] + "</a></li><br>";
  }

  document.getElementById('menu').innerHTML = str;
}