feat(首页): 引入iconfont图标库并在首页卡片添加演示图标

- 添加iconfont样式文件，包含丰富的图标字体定义
- 在首页概览卡片标题行中添加演示图标，展示图标使用方式
- 调整卡片标题布局为flex布局以容纳图标和文字

@@ -9,6 +9,7 @@
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
+@import "@/assets/styles/iconfont.less";
 
 :root {
     --nut-primary-color: #A67939;

+@font-face {
+  font-family: "iconfont";
+  src:
+    url("https://at.alicdn.com/t/c/font_4618760_7lrp6nlwv9y.woff2?t=1778124018667") format("woff2"),
+    url("https://at.alicdn.com/t/c/font_4618760_7lrp6nlwv9y.woff?t=1778124018667") format("woff"),
+    url("https://at.alicdn.com/t/c/font_4618760_7lrp6nlwv9y.ttf?t=1778124018667") format("truetype");
+}
+
+.iconfont {
+  font-family: "iconfont" !important;
+  font-size: 16px;
+  font-style: normal;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+.icon-zanwuneirong:before {
+  content: "\e64b";
+}
+
+.icon-zhiribiao:before {
+  content: "\e6c2";
+}
+
+.icon-yanzhengma:before {
+  content: "\e6c1";
+}
+
+.icon-changdigailan:before {
+  content: "\e6bf";
+}
+
+.icon-queren:before {
+  content: "\e6c0";
+}
+
+.icon-jichengmingdanguanli:before {
+  content: "\e6bb";
+}
+
+.icon-shenqingbiao:before {
+  content: "\e6bc";
+}
+
+.icon-weixintongzhimoban:before {
+  content: "\e6bd";
+}
+
+.icon-gangweihuizong:before {
+  content: "\e6be";
+}
+
+.icon-mima:before {
+  content: "\e6b5";
+}
+
+.icon-shoucang:before {
+  content: "\e6b6";
+}
+
+.icon-daiban:before {
+  content: "\e6b7";
+}
+
+.icon-faqi:before {
+  content: "\e6b8";
+}
+
+.icon-chaosong:before {
+  content: "\e6b9";
+}
+
+.icon-geren:before {
+  content: "\e6ba";
+}
+
+.icon-zhankai:before {
+  content: "\e6b0";
+}
+
+.icon-fanhui:before {
+  content: "\e6b1";
+}
+
+.icon-guanbi:before {
+  content: "\e6b2";
+}
+
+.icon-guan:before {
+  content: "\e6b3";
+}
+
+.icon-kai:before {
+  content: "\e6b4";
+}
+
+.icon-bianji:before {
+  content: "\e6a8";
+}
+
+.icon-tianjia:before {
+  content: "\e6a9";
+}
+
+.icon-gouwuche:before {
+  content: "\e6aa";
+}
+
+.icon-rili:before {
+  content: "\e6ab";
+}
+
+.icon-shanchu:before {
+  content: "\e6ac";
+}
+
+.icon-dianhua:before {
+  content: "\e6ad";
+}
+
+.icon-right:before {
+  content: "\e6ae";
+}
+
+.icon-dui:before {
+  content: "\e6af";
+}
+
+.icon-left:before {
+  content: "\e6a7";
+}
+
+.icon-nv-01:before {
+  content: "\e6a5";
+}
+
+.icon-nan-01:before {
+  content: "\e6a6";
+}
+
+.icon-sousuo:before {
+  content: "\e69c";
+}
+
+.icon-nianfogongxiu:before {
+  content: "\e69d";
+}
+
+.icon-qita:before {
+  content: "\e69e";
+}
+
+.icon-huodonghaibao:before {
+  content: "\e69f";
+}
+
+.icon-rusizhinan:before {
+  content: "\e6a0";
+}
+
+.icon-renyuan:before {
+  content: "\e6a1";
+}
+
+.icon-changdishenqing:before {
+  content: "\e6a2";
+}
+
+.icon-huodongguanli:before {
+  content: "\e6a3";
+}
+
+.icon-changguicanxue:before {
+  content: "\e6a4";
+}
+
+.icon-yingyong:before {
+  content: "\e68d";
+}
+
+.icon-renyuandingwei:before {
+  content: "\e68e";
+}
+
+.icon-xiaoxi:before {
+  content: "\e68f";
+}
+
+.icon-guiyigongxiu:before {
+  content: "\e690";
+}
+
+.icon-wodebaoming:before {
+  content: "\e691";
+}
+
+.icon-wodeyuyue:before {
+  content: "\e692";
+}
+
+.icon-shaotouxiang:before {
+  content: "\e693";
+}
+
+.icon-xinzhongmingdan:before {
+  content: "\e694";
+}
+
+.icon-a-3Dloucengdaolan:before {
+  content: "\e695";
+}
+
+.icon-huodongkanban:before {
+  content: "\e696";
+}
+
+.icon-wode:before {
+  content: "\e697";
+}
+
+.icon-dicangfahui:before {
+  content: "\e698";
+}
+
+.icon-shijian:before {
+  content: "\e699";
+}
+
+.icon-shouye:before {
+  content: "\e69a";
+}
+
+.icon-nianduhuodongbiao:before {
+  content: "\e69b";
+}
+
+.icon-yigongmingdan:before {
+  content: "\e67f";
+}
+
+.icon-jingjinfoqi:before {
+  content: "\e680";
+}
+
+.icon-yufojie:before {
+  content: "\e681";
+}
+
+.icon-zhongyuanjie:before {
+  content: "\e682";
+}
+
+.icon-shuhuazhan:before {
+  content: "\e683";
+}
+
+.icon-zuchang:before {
+  content: "\e684";
+}
+
+.icon-wuzishenqing:before {
+  content: "\e685";
+}
+
+.icon-zuchangtongxunlu:before {
+  content: "\e686";
+}
+
+.icon-zhusushenqing:before {
+  content: "\e687";
+}
+
+.icon-shezhi:before {
+  content: "\e688";
+}
+
+.icon-yijian:before {
+  content: "\e689";
+}
+
+.icon-zhongyaoshebeibaojing:before {
+  content: "\e68a";
+}
+
+.icon-yongcanshenqing:before {
+  content: "\e68b";
+}
+
+.icon-shengtaifangsheng:before {
+  content: "\e68c";
+}
+
+.icon-VRzhanshi:before {
+  content: "\e67e";
+}
+
+.icon-ditudaolan:before {
+  content: "\e677";
+}
+
+.icon-guanyindan:before {
+  content: "\e678";
+}
+
+.icon-chanxiuying:before {
+  content: "\e679";
+}
+
+.icon-sanguiwujie:before {
+  content: "\e67a";
+}
+
+.icon-baguanzhaijie:before {
+  content: "\e67b";
+}
+
+.icon-fangsheng:before {
+  content: "\e67c";
+}
+
+.icon-jingxiuying:before {
+  content: "\e67d";
+}

@@ -21,7 +21,10 @@
 
       <view class="overview-grid">
         <view class="overview-card">
+          <view class="card-title-row">
             <text class="card-title">首页</text>
+            <i class="fa iconfont icon-jingxiuying iconfont-demo"></i>
+          </view>
           <text class="card-desc">展示当前项目概览、地图导览与测试入口。</text>
         </view>
         <view class="overview-card">
@@ -219,6 +222,19 @@ useDidShow(() => {
     color: #111827;
   }
 
+  .card-title-row {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: 16rpx;
+  }
+
+  .iconfont-demo {
+    flex-shrink: 0;
+    font-size: 42rpx;
+    color: #a67939;
+  }
+
   .map-entry-card,
   .webview-entry-card,
   .test-entry-card {