feat: complete OCI registry implementation with docker push/pull support

A lightweight OCI (Open Container Initiative) registry implementation written in Go.

pkg/resp/msg.go

@@ -0,0 +1,37 @@
+package resp
+
+const (
+	Msg200          = "操作成功"
+	Msg201          = "操作需要审核, 请继续"
+	Msg202          = "操作未完成, 请继续"
+	Msg400          = "参数错误"
+	Msg400Duplicate = "目标已存在, 请勿重复创建"
+	Msg401          = "该账号登录已失效, 请重新登录"
+	Msg401NoMulti   = "用户已在其他地方登录"
+	Msg403          = "权限不足"
+	Msg404          = "资源不存在"
+	Msg500          = "服务器开小差了"
+	Msg501          = "服务不可用"
+	Msg503          = "服务不可用或正在升级, 请联系管理员"
+)
+
+func Msg(status int) string {
+	switch status {
+	case 400:
+		return Msg400
+	case 401:
+		return Msg401
+	case 403:
+		return Msg403
+	case 404:
+		return Msg404
+	case 500:
+		return Msg500
+	case 501:
+		return Msg501
+	case 503:
+		return Msg503
+	}
+
+	return "未知错误"
+}