(#1)

- refactored User service from IceWhaleTech/CasaOS as first modularized service

model/sys_common.go

@@ -0,0 +1,19 @@
+package model
+
+type CommonModel struct {
+	RuntimePath string
+}
+
+type APPModel struct {
+	LogPath      string
+	LogSaveName  string
+	LogFileExt   string
+	UserDataPath string
+	DBPath       string
+}
+
+type Result struct {
+	Success int         `json:"success" example:"200"`
+	Message string      `json:"message" example:"ok"`
+	Data    interface{} `json:"data" example:"返回结果"`
+}