Return plain JSON, to be handled by middleware instead

api/block-lists.js

@@ -97,10 +97,7 @@ const checkDomainAgainstDnsServers = async (domain) => {
 const handler = middleware(async (url) => {
   const domain = new URL(url).hostname;
   const results = await checkDomainAgainstDnsServers(domain);
-  return {
-    statusCode: 200,
-    body: JSON.stringify({ blocklists: results })
-  };
+  return { blocklists: results };
 });
 
 module.exports = middleware(handler);