chore: fix websocket example deployment (#6176)

Author: KATT

package.json

@@ -47,7 +47,7 @@
     "@trpc/server": "npm:@trpc/server@next",
     "clsx": "^2.0.0",
     "next": "^15.0.2",
-    "next-auth": "npm:next-auth@4.22.1",
+    "next-auth": "npm:next-auth@^4.24.10",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "superjson": "^1.12.4",

src/pages/api/auth/[...nextauth].ts

@@ -3,7 +3,10 @@ import type { AppProviders } from 'next-auth/providers';
 import CredentialsProvider from 'next-auth/providers/credentials';
 import GithubProvider from 'next-auth/providers/github';
 
-let useMockProvider = process.env.NODE_ENV === 'test';
+let useMockProvider =
+  process.env.NODE_ENV === 'test' ||
+  process.env.RAILWAY_ENVIRONMENT_NAME?.includes('-pr-'); // example: 'trpc-pr-5821'
+
 const { GITHUB_CLIENT_ID, GITHUB_SECRET, NODE_ENV, APP_ENV } = process.env;
 if (
   (NODE_ENV !== 'production' || APP_ENV === 'test') &&