docs(example): Add example site favicons

example/index.html

@@ -8,6 +8,15 @@
 	<title>hour-to-day-or-night</title>
 	<meta name="description" content="Convert hour to day or night: 8 → 'day'">
 
+	<link rel="icon" type="image/png" sizes="32x32" href="public/favicon-32x32.png">
+	<link rel="icon" type="image/png" sizes="16x16" href="public/favicon-16x16.png">
+	<link rel="apple-touch-icon" sizes="180x180" href="public/apple-touch-icon.png">
+	<link rel="mask-icon" href="public/safari-pinned-tab.svg" color="#009688">
+	<meta name="msapplication-TileColor" content="#ffffff">
+	<meta name="msapplication-config" content="public/browserconfig.xml" />
+	<meta name="theme-color" content="#ffffff">
+	<link rel="manifest" href="public/manifest.json">
+
 	<link rel="stylesheet" href="style.css">
 	<link rel="stylesheet" href="style_day.css">
 	<link rel="stylesheet" href="style_night.css">

public/browserconfig.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<browserconfig>
+    <msapplication>
+        <tile>
+            <square150x150logo src="mstile-150x150.png"/>
+            <TileColor>#ffffff</TileColor>
+        </tile>
+    </msapplication>
+</browserconfig>

public/manifest.json

@@ -0,0 +1,22 @@
+{
+  "name": "Hour to Day or Night",
+  "short_name": "Day or Night",
+  "icons": [
+    {
+      "src": "public/android-chrome-192x192.png",
+      "sizes": "192x192",
+      "type": "image/png"
+    },
+    {
+      "src": "public/android-chrome-512x512.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    }
+  ],
+  "start_url": "index.html",
+  "version": "0.1",
+  "manifest_version": 1,
+  "display": "standalone",
+  "background_color": "#ffffff",
+  "theme_color": "#ffffff"
+}