Add PWA manifest

index.html

@@ -6,6 +6,8 @@
 	<meta name="viewport" content="width=device-width, initial-scale=1.0">
 	<title>InfoTren</title>
 
+	<link rel="manifest" href="/manifest.json">
+
 	<link rel="stylesheet" href="/base.css">
 
 	<script src="/items.js"></script>
@@ -28,4 +30,4 @@
 		<div class="rsk"></div>
 	</footer>
 </body>
-</html>
+</html>

manifest.json

@@ -0,0 +1,17 @@
+{
+  "name": "Info Tren: Romanian Railways",
+  "short_name": "Info Tren",
+  "theme_color": "#0000ff",
+  "background_color": "#ffffff",
+  "display": "minimal-ui",
+  "scope": "/",
+  "start_url": "/",
+  "shortcuts": [
+    {
+      "name": "My train",
+      "short_name": "My train",
+      "description": "Find information about a train",
+      "url": "/train.html"
+    }
+  ]
+}

train.html

@@ -6,6 +6,8 @@
 	<meta name="viewport" content="width=device-width, initial-scale=1.0">
 	<title>Train - InfoTren</title>
 
+	<link rel="manifest" href="/manifest.json">
+
 	<link rel="stylesheet" href="/base.css">
 
 	<script src="/back.js"></script>
@@ -29,4 +31,4 @@
 		<div class="rsk"></div>
 	</footer>
 </body>
-</html>
+</html>

view-train.html

@@ -6,6 +6,8 @@
 	<meta name="viewport" content="width=device-width, initial-scale=1.0">
 	<title>View Train - InfoTren</title>
 
+	<link rel="manifest" href="/manifest.json">
+
 	<link rel="stylesheet" href="/base.css">
 	<link rel="stylesheet" href="view-train.css">
 
@@ -43,4 +45,4 @@
 		<div class="rsk">Refresh</div>
 	</footer>
 </body>
-</html>
+</html>