refactor: add unified all service gateway

module/ec/order/proto/cart.proto

@@ -9,13 +9,13 @@ service Cart {
     rpc Fetch(CartGetRequest) returns (CartGetReply) {};
 
     // 将商品增加至购物车
-    rpc Create(CartAddRequest) returns (blocks.OrderStatusReply) {};
+    rpc Create(CartAddRequest) returns (ec_order_blocks.OrderStatusReply) {};
 
     // 修改购物车中的商品数量
-    rpc Modify(CartSetRequest) returns (blocks.OrderStatusReply) {};
+    rpc Modify(CartSetRequest) returns (ec_order_blocks.OrderStatusReply) {};
 
     // 删除购物车中的商品
-    rpc Delete(CartDelRequest) returns (blocks.OrderStatusReply) {};
+    rpc Delete(CartDelRequest) returns (ec_order_blocks.OrderStatusReply) {};
 }
 
 message CartGetRequest {
@@ -68,4 +68,4 @@ message Updates {
 
 message CartDelRequest {
     repeated int64   id = 3;  // 购物车ID
-}
+}