feat: 搭建微信小程序展示端

- 初始化小程序工程配置与类型声明

- 增加首页、律所、律师列表、详情与历史页面

- 补充公共组件、运行时配置与示例素材

frontend_miniprogram/miniprogram/components/lawyer-card/lawyer-card.json

@@ -0,0 +1,3 @@
+{
+  "component": true
+}

frontend_miniprogram/miniprogram/components/lawyer-card/lawyer-card.less

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+.lawyer-card {
+  display: flex;
+  align-items: center;
+  background: var(--bg-card);
+  border-radius: var(--border-radius-base);
+  padding: var(--spacing-md);
+  box-shadow: var(--shadow-sm);
+  position: relative;
+  overflow: hidden;
+  transition: transform 0.1s;
+}
+
+.lawyer-card:active {
+  transform: scale(0.98);
+}
+
+.avatar {
+  width: 100rpx;
+  height: 100rpx;
+  border-radius: 50%;
+  border: 4rpx solid var(--bg-page);
+  flex-shrink: 0;
+  margin-right: var(--spacing-sm);
+  background: var(--bg-surface);
+}
+
+.content {
+  flex: 1;
+  min-width: 0;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+}
+
+.header-row {
+  display: flex;
+  align-items: center;
+  margin-bottom: 6rpx;
+}
+
+.name {
+  font-size: 32rpx;
+  font-weight: 600;
+  color: var(--text-main);
+  margin-right: 12rpx;
+}
+
+.title {
+  font-size: 22rpx;
+  color: var(--primary-color);
+  background: rgba(142, 34, 48, 0.08);
+  /* Primary opacity */
+  padding: 2rpx 10rpx;
+  border-radius: 8rpx;
+  font-weight: 500;
+}
+
+.office {
+  font-size: 24rpx;
+  color: var(--text-tertiary);
+  margin-bottom: 12rpx;
+}
+
+.tags-row {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8rpx;
+}
+
+.tag {
+  font-size: 20rpx;
+  color: var(--text-secondary);
+  background: var(--bg-page);
+  padding: 4rpx 12rpx;
+  border-radius: 6rpx;
+}
+
+.tag-more {
+  font-size: 20rpx;
+  color: var(--text-tertiary);
+  padding: 4rpx 0;
+}
+
+.action-col {
+  margin-left: var(--spacing-md);
+  display: flex;
+  align-items: center;
+}
+
+.consult-btn {
+  font-size: 24rpx;
+  color: var(--primary-color);
+  border: 1rpx solid var(--primary-color);
+  padding: 6rpx 20rpx;
+  border-radius: 24rpx;
+  font-weight: 500;
+}

frontend_miniprogram/miniprogram/components/lawyer-card/lawyer-card.ts

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+Component({
+  data: {
+    specialtiesText: '',
+  },
+  properties: {
+    lawyer: {
+      type: Object,
+      value: null,
+    },
+    showOffice: {
+      type: Boolean,
+      value: true,
+    },
+  },
+  observers: {
+    lawyer(lawyer: { specialties?: string[] } | null) {
+      const specialties =
+        lawyer && Array.isArray(lawyer.specialties) ? lawyer.specialties : [];
+      this.setData({
+        specialties, // Expose array for wx:for
+        specialtiesText: specialties.join(' | '),
+      });
+    },
+  },
+  methods: {
+    handleTap() {
+      const lawyer = this.properties.lawyer as { id?: string } | null;
+      this.triggerEvent('select', {
+        id: lawyer && typeof lawyer.id === 'string' ? lawyer.id : '',
+      });
+    },
+  },
+});

frontend_miniprogram/miniprogram/components/lawyer-card/lawyer-card.wxml

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+<view class="lawyer-card" bindtap="handleTap">
+  <image class="avatar" src="{{lawyer.avatar}}" mode="aspectFill"></image>
+  
+  <view class="content">
+    <view class="header-row">
+      <text class="name">{{lawyer.name}}</text>
+      <text class="title">{{lawyer.title}}</text>
+    </view>
+    
+    <text wx:if="{{showOffice}}" class="office">{{lawyer.office}}</text>
+    
+    <view class="tags-row">
+      <text class="tag" wx:for="{{specialties}}" wx:key="*this" wx:if="{{index < 3}}">{{item}}</text>
+      <text class="tag-more" wx:if="{{specialties.length > 3}}">...</text>
+    </view>
+  </view>
+
+  <view class="action-col">
+    <text class="consult-btn">咨询</text>
+  </view>
+</view>