Enable WASM preload and fingerprinted Blazor script

Activated WebAssembly preload link for better performance. Updated Blazor WebAssembly script reference to use fingerprinting for improved cache management. No changes to staticwebapp.config.json.

Author: gvreddy04

BlazorExpress.ChartJS.Demo.WebAssembly/wwwroot/index.html

@@ -21,7 +21,7 @@
     <meta property="twitter:image" content="_content/BlazorExpress.ChartJS.Demo.RCL/images/line-chart.png">
 
     <base href="/" />
-    <!--<link rel="preload" id="webassembly" />-->
+    <link rel="preload" id="webassembly" />
     <link rel="icon" type="image/png" href="favicon.png" />
 
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@1.0.0/css/bulma.min.css">
@@ -56,7 +56,7 @@
         </div>
     </div>
 
-    <script src="_framework/blazor.webassembly.js"></script>
+    <script src="_framework/blazor.webassembly#[.{fingerprint}].js"></script>
     <script src="_content/BlazorExpress.Bulma/js/blazorexpress.bulma.js" asp-append-version="true"></script>
 
     <!-- Add chart.js reference if chart components are used in your application. -->

BlazorExpress.ChartJS.Demo.WebAssembly/wwwroot/staticwebapp.config.json

@@ -2,7 +2,6 @@
   "navigationFallback": {
     "rewrite": "/index.html",
     "exclude": [
-      "/_framework/*",
       "/css/*",
       "/js/*",
       "/_content/*"