Add demo build

Frontend/Build/Build/Build.json

+{
+"companyName": "DefaultCompany",
+"productName": "5G-WAR-Frontend",
+"productVersion": "0.1",
+"dataUrl": "Build.data.unityweb",
+"wasmCodeUrl": "Build.wasm.code.unityweb",
+"wasmFrameworkUrl": "Build.wasm.framework.unityweb",
+"graphicsAPI": ["WebGL 2.0","WebGL 1.0"],
+"webglContextAttributes": {"preserveDrawingBuffer": false},
+"splashScreenStyle": "Dark",
+"backgroundColor": "#231F20",
+"cacheControl": {"default": "must-revalidate"},
+"developmentBuild": false,
+"multithreading": false,
+"unityVersion": "2019.4.24f1"
+}
\ No newline at end of file

Frontend/Build/TemplateData/UnityProgress.js

+function UnityProgress(unityInstance, progress) {
+  if (!unityInstance.Module)
+    return;
+  if (!unityInstance.logo) {
+    unityInstance.logo = document.createElement("div");
+    unityInstance.logo.className = "logo " + unityInstance.Module.splashScreenStyle;
+    unityInstance.container.appendChild(unityInstance.logo);
+  }
+  if (!unityInstance.progress) {    
+    unityInstance.progress = document.createElement("div");
+    unityInstance.progress.className = "progress " + unityInstance.Module.splashScreenStyle;
+    unityInstance.progress.empty = document.createElement("div");
+    unityInstance.progress.empty.className = "empty";
+    unityInstance.progress.appendChild(unityInstance.progress.empty);
+    unityInstance.progress.full = document.createElement("div");
+    unityInstance.progress.full.className = "full";
+    unityInstance.progress.appendChild(unityInstance.progress.full);
+    unityInstance.container.appendChild(unityInstance.progress);
+  }
+  unityInstance.progress.full.style.width = (100 * progress) + "%";
+  unityInstance.progress.empty.style.width = (100 * (1 - progress)) + "%";
+  if (progress == 1)
+    unityInstance.logo.style.display = unityInstance.progress.style.display = "none";
+}
\ No newline at end of file

Frontend/Build/TemplateData/style.css

+.webgl-content * {border: 0; margin: 0; padding: 0}
+.webgl-content {background-color: #ffffff; position: absolute; top: 50%; left: 50%; -webkit-transform: translate(-50%, -50%); transform: translate(-50%, -50%);}
+
+.webgl-content .logo, .progress {position: absolute; left: 50%; top: 50%; -webkit-transform: translate(-50%, -50%); transform: translate(-50%, -50%);}
+.webgl-content .logo {background: url('progressLogo.Light.png') no-repeat center / contain; width: 154px; height: 130px;}
+.webgl-content .progress {height: 18px; width: 141px; margin-top: 90px;}
+.webgl-content .progress .empty {background: url('progressEmpty.Light.png') no-repeat right / cover; float: right; width: 100%; height: 100%; display: inline-block;}
+.webgl-content .progress .full {background: url('progressFull.Light.png') no-repeat left / cover; float: left; width: 0%; height: 100%; display: inline-block;}
+
+.webgl-content .logo.Dark {background-image: url('progressLogo.Dark.png');}
+.webgl-content .progress.Dark .empty {background-image: url('progressEmpty.Dark.png');}
+.webgl-content .progress.Dark .full {background-image: url('progressFull.Dark.png');}
+
+.webgl-content .footer {background-color: #ffffff; margin-top: 5px; height: 38px; line-height: 38px; font-family: Helvetica, Verdana, Arial, sans-serif; font-size: 18px;}
+.webgl-content .footer .webgl-logo, .webxr-link, .title, .enterar, .entervr {height: 100%; display: inline-block; background: transparent center no-repeat;}
+.webgl-content .footer .webgl-logo {background-image: url('webgl-logo.png'); width: 204px; float: left;}
+.webgl-content .footer .webxr-link {float: left;}
+.webgl-content .footer .title {margin-right: 10px; float: right;}
+.webgl-content .footer .enterar:enabled {background-color: #1eaed3; width: 38px; float: right;}
+.webgl-content .footer .enterar:disabled {background-color: #dddddd; width: 38px; float: right;}
+.webgl-content .footer .entervr:enabled {background-color: #1eaed3; width: 38px; float: right;}
+.webgl-content .footer .entervr:disabled {background-color: #dddddd; width: 38px; float: right;}
\ No newline at end of file

Frontend/Build/index.html

+<!DOCTYPE html>
+<html lang="en-us">
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <title>Unity WebGL Player | 5G-WAR-Frontend</title>
+    <meta name="description" content="">
+    <link rel="shortcut icon" href="TemplateData/favicon.ico">
+    <link rel="stylesheet" href="TemplateData/style.css">
+    <script src="TemplateData/UnityProgress.js"></script>
+    <script src="Build/UnityLoader.js"></script>
+    <script>
+      UnityLoader.compatibilityCheck = function (unityInstance, onsuccess, onerror) {
+        if (!UnityLoader.SystemInfo.hasWebGL) {
+          unityInstance.popup('Your browser does not support WebGL',
+            [{text: 'OK', callback: onerror}]);
+        } else {
+          onsuccess();
+        }
+      }
+      var unityInstance = UnityLoader.instantiate("unityContainer", "Build/Build.json", {onProgress: UnityProgress});
+    </script>
+  </head>
+  <body>
+    <div class="webgl-content">
+      <div id="unityContainer" style="width: 960px; height: 600px"></div>
+      <div class="footer">
+        <div class="webgl-logo"></div>
+        <button class="entervr" id="entervr" value="Enter VR" disabled>VR</button>
+        <button class="enterar" id="enterar" value="Enter AR" disabled>AR</button>
+        <div class="webxr-link">Using <a href="https://github.com/De-Panther/unity-webxr-export" target="_blank" title="WebXR Export">WebXR Export</a></div>
+        <div class="title">5G-WAR-Frontend</div>
+      </div>
+    </div>
+    <script>
+      let enterARButton = document.getElementById('enterar');
+      let enterVRButton = document.getElementById('entervr');
+      
+      document.addEventListener('onARSupportedCheck', function (event) {
+        enterARButton.disabled = !event.detail.supported;
+      }, false);
+      document.addEventListener('onVRSupportedCheck', function (event) {
+        enterVRButton.disabled = !event.detail.supported;
+      }, false);
+      
+      enterARButton.addEventListener('click', function (event) {
+        unityInstance.Module.WebXR.toggleAR();
+      }, false);
+      enterVRButton.addEventListener('click', function (event) {
+        unityInstance.Module.WebXR.toggleVR();
+      }, false);
+    </script>
+  </body>
+</html>