refactor: reorganize modules and add Linux build tooling

module/ec/mall/proto/category.proto

@@ -0,0 +1,48 @@
+syntax = "proto3";
+package mall;
+option go_package = ".;mall";
+import "blocks.proto";
+
+// Store(店铺)微服务-分类
+service Category{
+  //  获取分类数据
+  rpc Fetch(CategoryFetchRequest) returns(CategoryReply) {};
+
+  //  添加分类
+  rpc Create(CategoryItem) returns(StatusReply) {};
+
+  //  删除分类
+  rpc Delete(IdentRequest) returns(StatusReply) {};
+
+  //  修改分类
+  rpc Modify(CategoryItem) returns(StatusReply) {};
+
+}
+
+message CategoryFetchRequest{
+  string types = 1; // 需要的分类类型:all-所有分类(默认),first-一级分类
+  string keywords = 2; // 关键字
+  int64 id = 3; // 需要被查询的id
+  string store_identity = 4 [json_name="store_identity"]; // 店铺唯一标识
+}
+
+message CategoryReply{
+  int64 count = 1; // 数量
+  repeated CategoryItem data = 2;
+}
+
+message CategoryItem{
+  int64  id = 1; //ID
+  string identity = 2;
+  string title = 3; //名称
+  string en_title = 4 [json_name="en_title"]; //英文名称
+  int64  parent_id = 5 [json_name="parent_id"]; //上级ID
+  string paths = 6; //路径
+  string intro = 7; //简介
+  string icon = 8; //图标
+  int32  sort = 9; //排序
+  int32 status = 10; // 状态：1-正常，2停用
+  string created_at = 11 [json_name="created_at"]; // 创建时间
+  repeated CategoryItem categories = 12; // 子集
+  string keys = 13; //关键词
+}