index.html

<!DOCTYPE html>
<html>
  <head>
    <title>Tegola Sample</title>
    <script src="https://cdn.jsdelivr.net/npm/ol@v7.1.0/dist/ol.js"></script>
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/ol@v7.1.0/ol.css"
    />
    <style>
      #map {
        width: 100%;
        height: 100%;
        position: absolute;
        background: #f8f4f0;
      }
    </style>
  </head>
  <body>
    <div id="map"></div>
    <script>
      var map = new ol.Map({
        layers: [
          new ol.layer.VectorTile({
            source: new ol.source.VectorTile({
              attributions:
                '© <a href="http://www.openstreetmap.org/copyright">' +
                "OpenStreetMap contributors</a>",
              format: new ol.format.MVT(),
              tileGrid: ol.tilegrid.createXYZ({ maxZoom: 22 }),
              tilePixelRatio: 16,
              url: "http://localhost:8080/maps/bonn/{z}/{x}/{y}.vector.pbf",
            }),
          }),
        ],
        target: "map",
        view: new ol.View({
          //coordinates the map will center on initially
          center: [790793.4954921771, 6574927.869849075],
          zoom: 14,
        }),
      });
    </script>
  </body>
</html>