add simulate data

Helius

2022-03-28 904188781f4f68eadcba47b516483ca68c3cc5c6

 src/main/java/cc/mrbird/febs/dapp/service/DappSystemService.java

@@ -7,4 +7,6 @@
public interface DappSystemService {

    Map<String, Object> findTotalInComeAndList();

    Map<String, Object> globalSetting();
}