/div>
      <span class="input-group-text" id="ws-protocol">ws://</span>
      <input type="text" id="server-ip" class="form-control" placeholder="Sherpa-onnx server IP, e.g., localhost" aria-label="sherpa-onnx server IP">
      <span class="input-group-text">:</span>
      <input type="text" id="server-port" class="form-control" placeholder="Sherpa-onnx server port, e.g., 6006" aria-label="sherpa-onnx server port">
    </div>

    <div class="row">
       <div class="col-12">
        <canvas id="canvas" he