update mod

go.mod

@@ -0,0 +1,10 @@
+module github/dalefeng/workflows-demo
+
+go 1.19
+
+require github.com/json-iterator/go v1.1.12
+
+require (
+	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+)

main.go

@@ -1,7 +1,14 @@
 package main
 
-import "fmt"
+import (
+	"fmt"
+	jsoniter "github.com/json-iterator/go"
+)
 
 func main() {
-	fmt.Println("hello")
+	m := map[string]string{
+		"hello": "world",
+	}
+	marshal, _ := jsoniter.Marshal(m)
+	fmt.Println(marshal)
 }