add book order

api/main.proto

@@ -30,6 +30,12 @@ service CRM {
       get: "/breadcrumbs/{id}"
     };
   }
+  rpc Order(OrderReq) returns (OrderRsp) {
+    option (google.api.http) = {
+      post: "/orders"
+      body: "order"
+    };
+  }
 }
 
 message GetCatalogReq {}
@@ -104,3 +110,20 @@ message GetBreadcrumbsReq {
 message BreadcrumbsRsp {
   repeated Category categories = 1;
 }
+
+message OrderReq {
+  Order order = 1;
+  string name = 2;
+  string phone = 3;
+}
+
+message OrderRsp {}
+
+message Order {
+  repeated OrderItem items = 1;
+}
+
+message OrderItem {
+  int64 product_id = 1;
+  int64 count = 2;
+}