chore(app): 引入 Day.js

src/main.js

@@ -4,6 +4,12 @@ import { router } from './router';
 import '@mdi/font/css/materialdesignicons.css';
 import '@/assets/fonts/index.css';
 
+import dayjs from 'dayjs';
+import dayjsDuration from 'dayjs/plugin/duration';
+
+import 'dayjs/locale/zh-cn';
+import 'dayjs/locale/zh-hk';
+
 import lunisolar from 'lunisolar';
 import lunisolarLang1 from 'lunisolar/locale/en';
 import lunisolarLang2 from 'lunisolar/locale/zh-cn';
@@ -11,6 +17,12 @@ import lunisolarFestivals from 'lunisolar/markers/festivals.zh-cn';
 
 import App from './App.vue';
 
+// 加载 Day.js Duration 插件
+dayjs.extend(dayjsDuration);
+
+// 配置 Day.js 默认语言
+dayjs.locale('zh-cn');
+
 // 加载 Lunisolar 语言包
 lunisolar.locale([
   lunisolarLang1,