diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 7e5d4de..5de85d3 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -19,6 +19,6 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'
       - name: Install dependencies
-        run: pnpm install
+        run: pnpm add --global turbo && pnpm install
       - name: Typecheck the webservice
         run: pnpm check
diff --git a/apps/webstack/src/routes/auth/osu/callback/+server.ts b/apps/webstack/src/routes/auth/osu/callback/+server.ts
index 8bfe4ee..2a20e52 100644
--- a/apps/webstack/src/routes/auth/osu/callback/+server.ts
+++ b/apps/webstack/src/routes/auth/osu/callback/+server.ts
@@ -3,6 +3,7 @@ import { env as pubEnv } from '$env/dynamic/public';
 import { redirect } from '@sveltejs/kit';
 import type { RequestHandler } from './$types';
 import { DateTime } from "luxon";
+import { isUserEligible } from 'config';
 import type { OsuUser } from '$lib/OsuUser';
 
 async function getOAuthTokens(code: string) {
@@ -48,32 +49,17 @@ async function getUserData(tokens: {
     }
 }
 
-/**
-    * @description This function is used to check if the user is eligible for the verified role(s) specfied in your config.
-    * The default is to check if the user is older than 6 months.
-    * You can modify the function to check for other things, such as if the user has a certain amount of playtime, rank or pp.
-    * @param userData The osu! profile of the user.
-    * @returns A boolean indicating if the user is eligible for the linked role.
-    * 
-*/
-function isUserEligible(userData: OsuUser): boolean {
-    const joinDate = DateTime.fromISO(userData.join_date);
-    const nowMinus6Months = DateTime.now().minus({ months: 6 });
-
-    return nowMinus6Months > joinDate;
-}
-
 // Write cookie for the state which will be used to compare later for the linked role stuff.
 export const GET = (async ({ url, locals }) => {
     try {
         const code = url.searchParams.get('code');
         if (!code) throw new Error('No code provided');
         const tokens = await getOAuthTokens(code);
-        const meData = await getUserData(tokens);
+        const meData = await getUserData(tokens) as OsuUser;
 
         await locals.session.set({
             osu: {
-                id: meData.id,
+                id: meData.id.toString(),
                 username: meData.username,
                 joinDate: DateTime.fromISO(meData.join_date)
             }
diff --git a/package.json b/package.json
index ad73e9d..4e60860 100644
--- a/package.json
+++ b/package.json
@@ -4,6 +4,7 @@
         "dev": "dotenv -- turbo dev",
         "lint": "turbo run lint",
         "build": "turbo run build",
+        "check": "turbo run check",
         "format": "prettier --write \"**/*.{ts,tsx,md}\""
     },
     "packageManager": "pnpm@7.29.0",
diff --git a/packages/config/config.ts b/packages/config/config.ts
index ebf6bb3..ede7423 100644
--- a/packages/config/config.ts
+++ b/packages/config/config.ts
@@ -1,4 +1,6 @@
+import type { OsuUser } from "../../apps/webstack/src/lib/OsuUser";
 import type { ITournamentConfig } from "./config.interface";
+import { DateTime } from "luxon";
 
 export const config: ITournamentConfig = {
     "host": "Example Host",
@@ -15,3 +17,18 @@ export const config: ITournamentConfig = {
         ]
     }
 }
+
+/**
+    * @description This function is used to check if the user is eligible for the verified role(s) specfied in your config.
+    * The default is to check if the user is older than 6 months.
+    * You can modify the function to check for other things, such as if the user has a certain amount of playtime, rank or pp.
+    * @param userData The osu! profile of the user.
+    * @returns A boolean indicating if the user is eligible for the linked role.
+    * 
+*/
+export function isUserEligible(userData: OsuUser): boolean {
+    const joinDate = DateTime.fromISO(userData.join_date);
+    const nowMinus6Months = DateTime.now().minus({ months: 6 });
+
+    return nowMinus6Months > joinDate;
+}
\ No newline at end of file
diff --git a/packages/config/package.json b/packages/config/package.json
index 0b2d2f6..f643397 100644
--- a/packages/config/package.json
+++ b/packages/config/package.json
@@ -1,5 +1,9 @@
 {
     "name": "config",
     "version": "0.0.0",
-    "main": "index.ts"
+    "main": "index.ts",
+    "dependencies": {
+        "@types/luxon": "^3.2.0",
+        "luxon": "^3.3.0"
+    }
 }
\ No newline at end of file
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index cd56776..9232940 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -80,7 +80,12 @@ importers:
       vitest: 0.25.8
 
   packages/config:
-    specifiers: {}
+    specifiers:
+      '@types/luxon': ^3.2.0
+      luxon: ^3.3.0
+    dependencies:
+      '@types/luxon': 3.2.0
+      luxon: 3.3.0
 
 packages: