index.md is required in order to build docs.

Author: weierophinney

docs/book/index.md

@@ -0,0 +1,8 @@
+<noscript><meta http-equiv="refresh" content="0; url=v2/"></noscript>
+<script>
+  document.addEventListener("DOMContentLoaded", function (event) {
+    var uri = new URL(window.location.href);
+    uri.pathname = 'v2/';
+    window.location = uri.href;
+  });
+</script>