优化

internal/biz/version.go

@@ -8,6 +8,24 @@ import (
 
 var ErrInvalidVersion = errors.New("版本信息格式错误")
 
+type VersionStage string
+
+const (
+	VersionStageMenus        VersionStage = "menus"
+	VersionStageAPIs         VersionStage = "apis"
+	VersionStageDictionaries VersionStage = "dictionaries"
+	VersionStageJSON         VersionStage = "json"
+	VersionStageSave         VersionStage = "save"
+)
+
+type VersionStageError struct {
+	Stage VersionStage
+	Err   error
+}
+
+func (e *VersionStageError) Error() string { return e.Err.Error() }
+func (e *VersionStageError) Unwrap() error { return e.Err }
+
 type Version struct {
 	ID          uint
 	CreatedAt   time.Time