snap4arduino pwa configured

src/platforms/web/chromium/root/index.html

@@ -4,6 +4,15 @@
         <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
         <title>Snap4Arduino @AppVersion</title>
         <link rel="icon" href="s4a.ico" type="image/ico">
+        <link rel="manifest" href="manifest.json">
+        <link rel="apple-touch-icon" href="img/app_152.png">
+        <meta name="viewport" content="width=device-width, initial-scale=1">
+        <meta name="theme-color" content="white"/>
+        <meta name="apple-mobile-web-app-capable" content="yes">
+        <meta name="apple-mobile-web-app-status-bar-style" content="black">
+        <meta name="apple-mobile-web-app-title" content="Snap4Arduino">
+        <meta name="msapplication-TileImage" content="img/app_144.png">
+        <meta name="msapplication-TileColor" content="#FFFFFF">
         <script>
             require = function () {};
         </script>
@@ -52,6 +61,9 @@
                 ide;
 
             window.onload = function () {
+                if ('serviceWorker' in navigator) {
+                    navigator.serviceWorker.register('sw.js');
+                }
                 world = new WorldMorph(document.getElementById('world'));
 
                 // keepAlive should be handled at the plugin side

src/platforms/web/chromium/root/manifest.json

@@ -0,0 +1,51 @@
+{
+  "name": "Snap4Arduino",
+  "short_name": "Snap4Arduino",
+  "icons": [{
+      "src": "img/app_72.png",
+      "sizes": "72x72",
+      "type": "image/png"
+    }, {
+      "src": "img/app_96.png",
+      "sizes": "96x96",
+      "type": "image/png"
+    }, {
+      "src": "img/app_120.png",
+      "sizes": "120x120",
+      "type": "image/png"
+    }, {
+      "src": "img/app_128.png",
+      "sizes": "128x128",
+      "type": "image/png"
+    }, {
+      "src": "img/app_144.png",
+      "sizes": "144x144",
+      "type": "image/png"
+    }, {
+      "src": "img/app_152.png",
+      "sizes": "152x152",
+      "type": "image/png"
+    }, {
+      "src": "img/app_192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "any maskable"
+    }, {
+      "src": "img/app_256.png",
+      "sizes": "256x256",
+      "type": "image/png"
+    }, {
+      "src": "img/app_384.png",
+      "sizes": "384x384",
+      "type": "image/png"
+    }, {
+      "src": "img/app_512.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    }],
+  "lang": "en-US",
+  "start_url": "./index.html",
+  "display": "standalone",
+  "background_color": "white",
+  "theme_color": "white"
+}