feature:调整jwt令牌过期展现形式和返回错误编码形式，方便用户重新登录和知晓错误原因。

server/model/common/response/response.go

@@ -50,6 +50,14 @@ func FailWithMessage(message string, c *gin.Context) {
 	Result(ERROR, map[string]interface{}{}, message, c)
 }
 
+func NoAuth(message string, c *gin.Context) {
+	c.JSON(http.StatusUnauthorized, Response{
+		7,
+		nil,
+		message,
+	})
+}
+
 func FailWithDetailed(data interface{}, message string, c *gin.Context) {
 	Result(ERROR, data, message, c)
 }