filename roles.* -> guard.*

src/shared/roles.decorator.ts → src/shared/guard.decorator.ts

 import { SetMetadata } from '@nestjs/common';
 
-export const Roles = (...roles: string[]) => SetMetadata('roles', roles);
+export const Roles = (...roles: string[]) => SetMetadata('roles', roles);
\ No newline at end of file
+
+export const GameStates = (...states: string[]) =>
+  SetMetadata('states', states);