Forgot config check

src/main/java/emu/grasscutter/game/gacha/GachaManager.java

@@ -296,6 +296,7 @@ public class GachaManager {
 
 	@Subscribe
 	public synchronized void watchBannerJson(GameServerTickEvent tickEvent) {
+		if(Grasscutter.getConfig().getServerOptions().WatchGacha) {
 			try {
 				for (WatchEvent<?> event : watchKey.pollEvents()) {
 					final Path changed = (Path) event.context();
@@ -308,6 +309,7 @@ public class GachaManager {
 				e.printStackTrace();
 			}
 		}
+	}
 	
 	private synchronized GetGachaInfoRsp createProto() {
 		GetGachaInfoRsp.Builder proto = GetGachaInfoRsp.newBuilder().setGachaRandom(12345);