Addressing review comments.

examples/zkapps/04-zkapp-browser-ui/ui/ghp-postbuild.js

@@ -9,7 +9,7 @@ const __dirname = dirname(__filename);
 const cssDir = join(__dirname, '/out/_next/static/css');
 
 // Update your repository name here if it is different from the project name.
-let repoURL = "04-zkapp-browser-ui";
+let repoURL = '04-zkapp-browser-ui';
 const files = readdirSync(cssDir);
 
 files.forEach((file) => {

examples/zkapps/04-zkapp-browser-ui/ui/src/pages/api/hello.ts

@@ -1,13 +1,13 @@
 // Next.js API route support: https://nextjs.org/docs/api-routes/introduction
-import type { NextApiRequest, NextApiResponse } from "next";
+import type { NextApiRequest, NextApiResponse } from 'next';
 
 type Data = {
   name: string;
 };
 
 export default function handler(
   req: NextApiRequest,
-  res: NextApiResponse<Data>,
+  res: NextApiResponse<Data>
 ) {
-  res.status(200).json({ name: "John Doe" });
+  res.status(200).json({ name: 'John Doe' });
 }

examples/zkapps/04-zkapp-browser-ui/ui/src/styles/globals.css

@@ -47,3 +47,8 @@ a {
   color: inherit;
   text-decoration: none;
 }
+
+a:hover {
+  text-decoration: underline;
+  opacity: 0.7;
+}