feat: add Wrap and Wrapf in errorx (#2126)

gateway/config.go

@@ -0,0 +1,7 @@
+package gateway
+
+import "github.com/zeromicro/go-zero/rest"
+
+type GatewayConf struct {
+	rest.RestConf
+}

gateway/server.go

@@ -0,0 +1,6 @@
+package gateway
+
+type Server struct {
+}
+
+func MustNewServer() {}