update readme

README-en.md

@@ -48,7 +48,8 @@ Configure mysql:
   const qsBusi = "http://localhost:8081/api/busi_saga"
   req := &gin.H{"amount": 30} // Microservice payload
   // The address where DtmServer serves DTM, which is a url
-	saga := dtmcli.NewSaga("http://localhost:8080/api/dtmsvr").
+  DtmServer := "http://localhost:8080/api/dtmsvr"
+  saga := dtmcli.NewSaga(DtmServer, dtmcli.MustGenGid(DtmServer)).
     // Add a TransOut sub-transaction, the operation is url: qsBusi+"/TransOut"，
     // compensation operation is url: qsBusi+"/TransOutCompensate"
     Add(qsBusi+"/TransOut", qsBusi+"/TransOutCompensate", req).

README.md

@@ -57,7 +57,8 @@ DTM是首款golang的开源分布式事务管理器，优雅的解决了幂等
   const qsBusi = "http://localhost:8081/api/busi_saga"
   req := &gin.H{"amount": 30} // 微服务的载荷
   // DtmServer为DTM服务的地址，是一个url
-	saga := dtmcli.NewSaga("http://localhost:8080/api/dtmsvr").
+  DtmServer := "http://localhost:8080/api/dtmsvr"
+  saga := dtmcli.NewSaga(DtmServer, dtmcli.MustGenGid(DtmServer)).
     // 添加一个TransOut的子事务，正向操作为url: qsBusi+"/TransOut"， 补偿操作为url: qsBusi+"/TransOutCompensate"
     Add(qsBusi+"/TransOut", qsBusi+"/TransOutCompensate", req).
     // 添加一个TransIn的子事务，正向操作为url: qsBusi+"/TransOut"， 补偿操作为url: qsBusi+"/TransInCompensate"

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/gin-gonic/gin v1.6.3
 	github.com/go-playground/assert/v2 v2.0.1
 	github.com/go-resty/resty/v2 v2.6.0
-	github.com/json-iterator/go v1.1.10
+	github.com/json-iterator/go v1.1.10 // indirect
 	github.com/kr/pretty v0.1.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.1 // indirect

go.sum

@@ -91,8 +91,5 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gorm.io/driver/mysql v1.0.3 h1:+JKBYPfn1tygR1/of/Fh2T8iwuVwzt+PEJmKaXzMQXg=
 gorm.io/driver/mysql v1.0.3/go.mod h1:twGxftLBlFgNVNakL7F+P/x9oYqoymG3YYT8cAfI9oI=
 gorm.io/gorm v1.20.4/go.mod h1:0HFTzE/SqkGTzK6TlDPPQbAYCluiVvhzoA1+aVyzenw=
-gorm.io/gorm v1.20.12 h1:ebZ5KrSHzet+sqOCVdH9mTjW91L298nX3v5lVxAzSUY=
-gorm.io/gorm v1.20.12/go.mod h1:0HFTzE/SqkGTzK6TlDPPQbAYCluiVvhzoA1+aVyzenw=
 gorm.io/gorm v1.21.12 h1:3fQM0Eiz7jcJEhPggHEpoYnsGZqynMzverL77DV40RM=
 gorm.io/gorm v1.21.12/go.mod h1:F+OptMscr0P2F2qU97WT1WimdH9GaQPoDW7AYd5i2Y0=
-