Url redirect doc page (#1079)

Author: nlkluth

vercel.json

@@ -0,0 +1,9 @@
+{
+  "redirects": [
+    {
+      "source": "/open-source/nuka-carousel/api",
+      "destination": "/open-source/nuka-carousel/",
+      "permanent": true
+    }
+  ]
+}