https://firebase.google.com/docs/auth/unity/play-games๋ณด๋ฉดusing GooglePlayGames;
using GooglePlayGames.BasicApi;
using UnityEngine.SocialPlatforms;
using System.Threading.Tasks;

PlayGamesClientConfiguration config = new PlayGamesClientConfiguration.Builder()
ย  ย 
.RequestServerAuthCode(false /* Don't force refresh */)
ย  ย 
.Build();

PlayGamesPlatform.InitializeInstance(config);
PlayGamesPlatform.Activate();์ด๋ ‡๊ฒŒ ๋˜์–ด์žˆ๋Š”๋ฐ using์€ ๋งจ ์œ„์— ์žˆ์–ด์•ผ ๋˜๋Š”๊ฑฐ ์•„๋ƒ? ๊ทธ๋Ÿฌ๋ฉด using ์–ด์ €๊ณ ์ €์ฉŒ๊ณ  public class ~~~~{ ๋‚ด์šฉ }

์ด๋ ‡๊ฒŒ ์ž‡์–ด์•ผ ํ•˜๋Š”๊ฑฐ ์•„๋ƒ??