Show active visitor count.

pages/api/website/[id]/active.js

@@ -0,0 +1,11 @@
+import { getActiveVisitors } from 'lib/queries';
+import { ok } from 'lib/response';
+
+export default async (req, res) => {
+  const { id } = req.query;
+  const website_id = +id;
+
+  const result = await getActiveVisitors(website_id);
+
+  return ok(res, result);
+};