feat: about页面添加公司地址跳转功能

- 外部链接跳转：点击公司地址时，跳转带外部地图服务商链接
- 智能跳转： 根据用户的连接情况，自动选择google地图或者高德地图

app/components/pages/about/LearnMoreCard.vue

@@ -0,0 +1,93 @@
+<template>
+  <component
+    :is="wrapperTag"
+    v-bind="wrapperProps"
+    class="learn-more-wrapper"
+    @click="handleAsyncClick"
+  >
+    <el-card class="learn-more-card">
+      <el-icon class="icon" size="80">
+        <component :is="icon" />
+      </el-icon>
+      <br />
+      {{ title }}
+    </el-card>
+  </component>
+</template>
+
+<script setup lang="ts">
+  const props = defineProps({
+    title: {
+      type: String,
+      default: '',
+    },
+    icon: {
+      type: Object,
+      default: null,
+    },
+    to: {
+      type: String,
+      default: null,
+    },
+    href: {
+      type: [String, Function],
+      default: null,
+    },
+  });
+
+  // 包裹器标签
+  const wrapperTag = computed(() => {
+    if (props.to) return resolveComponent('NuxtLink');
+    if (props.href) return 'a';
+    return 'div';
+  });
+
+  // 包裹器属性
+  const wrapperProps = computed(() => {
+    // Nuxt 内部跳转
+    if (props.to) {
+      return { to: props.to };
+    }
+
+    // 外部跳转（字符串）
+    if (typeof props.href === 'string') {
+      return {
+        href: props.href,
+        target: '_blank',
+        rel: 'noopener noreferrer',
+      };
+    }
+
+    // 其他情况：href 是异步函数 → 不在这里处理
+    return { href: '#' };
+  });
+
+  async function handleAsyncClick(event: Event) {
+    if (typeof props.href === 'function') {
+      event.preventDefault();
+      const url = await props.href();
+      window.open(url, '_blank', 'noopener,noreferrer');
+    }
+  }
+</script>
+
+<style scoped>
+  .learn-more-card {
+    width: 20%;
+    min-width: 200px;
+    padding: 20px;
+    margin: 0 auto;
+    cursor: pointer;
+    text-align: center;
+    font-size: 1.5em;
+  }
+
+  .learn-more-card:hover {
+    transform: translateY(-4px);
+    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
+  }
+
+  .icon {
+    padding: 10px;
+  }
+</style>