Add new user paths, update user routing to new (WORKING!) user auth version of BE

app/api/users/login/route.ts

@@ -1,7 +1,7 @@
 const BACKEND_URL = process.env.BACKEND_URL;
 
 export async function POST(request: Request) {
-  const response = await fetch(`${BACKEND_URL}/users/token`, request);
+  const response = await fetch(`${BACKEND_URL}/users/auth`, request);
 
   const data = await response.json();