框架基本搭建完成

pkg/global/global.go

@@ -0,0 +1,18 @@
+package global
+
+import "fmt"
+
+type Version struct {
+	Major int32
+	Minor int32
+	Patch int32
+	Tag   string
+}
+
+func (v *Version) String() string {
+	vs := fmt.Sprintf("%d.%d.%d", v.Major, v.Minor, v.Patch)
+	if v.Tag == "" {
+		vs = vs + "-" + v.Tag
+	}
+	return vs
+}