Update frontend edit instructions

docs/quick-start/environment.mdx

@@ -56,7 +56,7 @@ Visit your app on `http://localhost:3000`. You can interact with your smart cont
 - Edit your deployment scripts:
   - Hardhat => `packages/hardhat/deploy`
   - Foundry => `packages/foundry/script`
-- Edit your frontend in `packages/nextjs/pages`
+- Edit your frontend in `packages/nextjs/app/page.tsx` (homepage), and the rest of [pages / layouts](https://nextjs.org/docs/app/building-your-application/routing/pages-and-layouts) for the different [routes](https://nextjs.org/docs/app/building-your-application/routing/defining-routes) of your application.
 - Edit the app config in `packages/nextjs/scaffold.config.ts`
 - Edit your smart contract test in:
   - Hardhat => `packages/hardhat/test` to run test use `yarn hardhat:test`