feat(国际化): 添加时间差显示的国际化支持

在utils/getMessage.js中实现时间差显示的国际化，并分别在zh-CN.js和en.js中添加对应的翻译文本

src/components/locales/lang/en.js

@@ -1044,6 +1044,11 @@ export default {
       },
       submitting: "Changing..."
     },
+    difftime: {
+      minuteAgo: " mins ago",
+      hourAgo: " hours ago",
+      yesterday: "yesterday",
+    }
   },
 
   // Cash Management

src/components/locales/lang/zh-CN.js

@@ -1055,6 +1055,11 @@ export default {
       },
       submitting: "修改中..."
     },
+    difftime: {
+      minuteAgo: "分钟前",
+      hourAgo: "小时前",
+      yesterday: "昨天",
+    }
   },
 
   // 现金管理

src/utils/getMessage.js

@@ -20,12 +20,13 @@ function formatTime(timeStr) {
     const diffHours = Math.floor(diffMins / 60);
     const diffDays = Math.floor(diffHours / 24);
 
+    const t = i18n.global.t
     if (diffHours < 1) {
-        return `${diffMins}分钟前`
+        return `${diffMins}${t('home.difftime.minuteAgo')}`
     } else if (diffDays < 1) {
-        return `${diffHours}小时前`
+        return `${diffHours}${t('home.difftime.hourAgo')}`
     } else if (diffDays === 1) {
-        return '昨天'
+        return t('home.difftime.yesterday')
     } else {
         return `${msgTime.getFullYear()}-${String(msgTime.getMonth() + 1).padStart(2, '0')}-${String(msgTime.getDate()).padStart(2, '0')}`
     }