feat: 添加 dayjs 依赖并优化钱包视图，增强日期格式化和交易记录显示

frontend/portal/package-lock.json

@@ -10,6 +10,7 @@
       "dependencies": {
         "@primevue/themes": "^4.5.4",
         "@tailwindcss/vite": "^4.1.18",
+        "dayjs": "^1.11.19",
         "pinia": "^3.0.4",
         "primeicons": "^7.0.0",
         "primevue": "^4.5.4",
@@ -1685,6 +1686,12 @@
       "integrity": "sha512-z1HGKcYy2xA8AGQfwrn0PAy+PB7X/GSj3UVJW9qKyn43xWa+gl5nXmU4qqLMRzWVLFC8KusUX8T/0kCiOYpAIQ==",
       "license": "MIT"
     },
+    "node_modules/dayjs": {
+      "version": "1.11.19",
+      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.19.tgz",
+      "integrity": "sha512-t5EcLVS6QPBNqM2z8fakk/NKel+Xzshgt8FFKAn+qwlD1pzZWxh0nVCrvFK7ZDb6XucZeF9z8C7CBWTRIVApAw==",
+      "license": "MIT"
+    },
     "node_modules/detect-libc": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.1.2.tgz",