manifest, index: add manifest, now we are a real webapp!

index.html

@@ -4,7 +4,7 @@
     <meta charset="utf-8" />
     <meta name="HandheldFriendly" content="True" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-
+    <link rel="manifest" href="./manifest.json">
     <title>Catbug: in the see-through zone!</title>
     <style>
       *{padding: 0; margin: 0;}

manifest.json

@@ -0,0 +1,8 @@
+{
+  "name": "Catbug in the See-Through-Zone",
+  "short_name": "KatbugJS",
+  "start_url": "./index.html",
+  "display": "fullscreen",
+  "theme_color": "#1f9b92",
+  "background_color": "#000000"
+}