To run the server:
npm run dev
# or
yarn dev
# or
pnpm devVisit http://localhost:3000/pageOne
It should show as "Loading" for the first five seconds. You can click on the link to navigate to page two, where you'll see that the loading occurs again.
If you go into _app.tsx and comment out the RequiredAuthProvider and run the above steps again, you'll notice that the loading while navigating between the two pages does not happen.