fix: ts compilation errors in auth

backend/src/modules/auth/auth.service.ts

@@ -69,7 +69,7 @@ export class AuthService {
       access_token: this.jwtService.sign(base),
       refresh_token: this.jwtService.sign(
         { ...base, type: 'refresh' },
-        { expiresIn: this.config.get<string>('jwt.refreshExpires') ?? '30d' },
+        { expiresIn: (this.config.get<string>('jwt.refreshExpires') ?? '30d') as any },
       ),
       user,
     };