add: 添加Brief (#482)

* add brief

* fix: README中插件位置

plugin/nativewife/main.go

@@ -24,7 +24,8 @@ import (
 func init() {
 	engine := control.Register("nwife", &ctrl.Options[*zero.Ctx]{
 		DisableOnDefault:  false,
-		Help:              "nativewife\n- 抽wife[@xxx]\n- 添加wife[名字][图片]\n- 删除wife[名字]\n- [让 | 不让]所有人均可添加wife",
+		Brief:             "本地老婆",
+		Help:              "- 抽wife[@xxx]\n- 添加wife[名字][图片]\n- 删除wife[名字]\n- [让 | 不让]所有人均可添加wife",
 		PrivateDataFolder: "nwife",
 	})
 	base := engine.DataFolder()