add oss upload file

Helius

2020-05-29 23c98be26dc3acf72236a5c97b374b00b6e3043f

 src/main/java/com/xcong/excoin/configurations/properties/SecurityProperties.java

@@ -14,4 +14,6 @@
public class SecurityProperties {

    private String privateKey;

    private String publicKey;
}