Add protected pages, optimise Prisma instances

Took 38 minutes

src/pages/dashboard.tsx

@@ -0,0 +1,13 @@
+import {Text} from '@chakra-ui/react';
+import {useSession} from 'next-auth/react';
+import {useRouter} from 'next/router';
+
+export default function Dashboard() {
+  const router = useRouter();
+  const {data: session, status} = useSession();
+  if (status === "unauthenticated") router.push("/login");
+
+  return (
+      <Text>Dashboard de {session.user.firstName} {session.user.lastName}</Text>
+  )
+}