src/ProjectTemplates/Web.ProjectTemplates/content/ComponentsWebAssembly-CSharp/wwwroot/index.html

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>ComponentsWebAssembly-CSharp</title>
    <base href="/" />
    <link rel="preload" id="webassembly" />
    <!--#if SampleContent -->
    <link rel="stylesheet" href="lib/bootstrap/dist/css/bootstrap.min.css" />
    <!--#endif -->
    <link rel="stylesheet" href="css/app.css" />
    <!--#if SampleContent -->
    <link rel="icon" type="image/png" href="favicon.png" />
    <link href="ComponentsWebAssembly-CSharp.styles.css" rel="stylesheet" />
    <!--#else -->
    <!-- If you add any scoped CSS files, uncomment the following to load them
    <link href="ComponentsWebAssembly-CSharp.styles.css" rel="stylesheet" /> -->
    <!--#endif -->
    <!--#if PWA -->
    <link href="manifest.webmanifest" rel="manifest" />
    <link rel="apple-touch-icon" sizes="512x512" href="icon-512.png" />
    <link rel="apple-touch-icon" sizes="192x192" href="icon-192.png" />
    <!--#endif -->
    <script type="importmap"></script>
</head>

<body>
    <div id="app">
        <svg class="loading-progress">
            <circle r="40%" cx="50%" cy="50%" />
            <circle r="40%" cx="50%" cy="50%" />
        </svg>
        <div class="loading-progress-text"></div>
    </div>

    <div id="blazor-error-ui">
        An unhandled error has occurred.
        <a href="." class="reload">Reload</a>
        <span class="dismiss">🗙</span>
    </div>
<!--#if (IndividualLocalAuth)  -->
    <script src="_content/Microsoft.AspNetCore.Components.WebAssembly.Authentication/AuthenticationService.js"></script>
<!--#endif  -->
<!--#if (IndividualB2CAuth || OrganizationalAuth)  -->
    <script src="_content/Microsoft.Authentication.WebAssembly.Msal/AuthenticationService.js"></script>
<!--#endif  -->
    <script src="_framework/blazor.webassembly#[.{fingerprint}].js"></script>
    <!--#if PWA -->
    <script>navigator.serviceWorker.register('service-worker.js');</script>
    <!--#endif -->
</body>

</html>