ADDED random card to index page.

UPDATED thumbnail images to optimize appearance.
FIXED missing thumbnail images for demo cards.
DELETED mistakenly generated thumbnail images.
UPDATED page layouts.
ADDED links to full size demo cards.
ADDED link to demo set.
FIXED header link.
FIXED credit for Arena of Eternity.
UPDATED preview images to be links to card info.
UPDATED logging to try and catch useful info.
ADDED "tap" verbiage.
UPDATED to v0.2.0.

routes/index.js

@@ -9,6 +9,7 @@ const
         numeric: true,
         caseFirst: "upper"
       },
+      field = 'name',
       coll = new Intl.Collator({}, coll_opts);
     list.sort((a,b) => {
       if (a[field] && b[field]) {
@@ -22,7 +23,11 @@ let router = express.Router();
 
 /* GET home page. */
 router.get('/', function(req, res) {
-  res.render('index', { title: 'Welcome', query: (req.query || {}) });
+  let
+    cards = require('../lib/cards.json'),
+    rand_card_num = Math.floor(Math.random() * Math.floor(cards.length-1));
+
+  res.render('index', { title: 'Welcome', query: (req.query || {}), card: cards[rand_card_num] });
 });
 
 router.get('/cards/:card_num', (req, res) => {