Update spa

public/index.html

@@ -29,7 +29,30 @@
   <meta property="og:url" content="https://lepo.co" />
   <link rel="canonical" href="https://lepo.co" />
   <link rel="shortlink" href="https://lepo.co" />
-  <script type="text/javascript" src="ghspa.js"></script>
+  <!-- Start Single Page Apps for GitHub Pages -->
+  <script type="text/javascript">
+    // Single Page Apps for GitHub Pages
+    // MIT License
+    // https://github.com/rafgraph/spa-github-pages
+    // This script checks to see if a redirect is present in the query string,
+    // converts it back into the correct url and adds it to the
+    // browser's history using window.history.replaceState(...),
+    // which won't cause the browser to attempt to load the new url.
+    // When the single page app is loaded further down in this file,
+    // the correct url will be waiting in the browser's history for
+    // the single page app to route accordingly.
+    (function(l) {
+      if (l.search[1] === '/' ) {
+        var decoded = l.search.slice(1).split('&').map(function(s) { 
+          return s.replace(/~and~/g, '&')
+        }).join('?');
+        window.history.replaceState(null, null,
+            l.pathname.slice(0, -1) + decoded + l.hash
+        );
+      }
+    }(window.location))
+  </script>
+  <!-- End Single Page Apps for GitHub Pages -->
   <style>
     .app-nojs,
     .app-cookie {