feat: 电子药箱小程序 - 4Tab药品管理

- 电子药箱: 药品库存管理 + 手动录入 + 今日用药打卡
- 药品百科: 搜索 + 分类筛选 + 20种药品静态数据
- 惠教中心: 4条药品使用指南课程
- 我的: 家庭成员信息管理
- 自定义TabBar + navigation-bar组件
- SVG药品分类插图

miniprogram/package-live/volc-mini-sdk/components/reservation-modal/reservation-modal.wxml

@@ -0,0 +1,68 @@
+<dialog
+  visible="{{visible}}"
+  showMask="{{true}}"
+  maskClosable="{{true}}"
+  zIndex="{{12000}}"
+  containerStyle="overflow: visible; background: transparent; border-radius: 24rpx;"
+  bind:close="onClose"
+>
+  <view class="reservation-content {{isDarkTheme ? 'reservation-content-dark' : ''}}">
+    <view class="title">预约直播</view>
+
+    <!-- 手机号输入行 -->
+    <view class="input-group">
+      <view class="input-box phone-box">
+        <input
+          class="input"
+          type="number"
+          placeholder="请输入手机号"
+          placeholder-class="input-placeholder"
+          value="{{tel}}"
+          bindinput="onTelInput"
+          maxlength="11"
+        />
+      </view>
+    </view>
+
+    <!-- 验证码输入行 -->
+    <view class="input-group">
+      <view class="input-box code-box">
+        <input
+          class="input"
+          type="number"
+          placeholder="请输入验证码"
+          placeholder-class="input-placeholder"
+          value="{{verifyCode}}"
+          bindinput="onCodeInput"
+          maxlength="6"
+        />
+        <view class="divider"></view>
+        <view
+          class="code-btn {{countdown > 0 ? 'disabled' : ''}}"
+          catchtap="onSendCode"
+        >
+          {{countdown > 0 ? '重新发送(' + countdown + ')' : '获取验证码'}}
+        </view>
+      </view>
+    </view>
+
+    <!-- 错误提示 -->
+    <view wx:if="{{errMsg}}" class="reservation-error-msg">{{errMsg}}</view>
+
+    <!-- 提交按钮 -->
+    <button
+      class="submit-btn"
+      hover-class="submit-btn-hover"
+      bindtap="onSubmit"
+      disabled="{{submitting || !tel || !verifyCode}}"
+      loading="{{submitting}}"
+    >
+      预约
+    </button>
+  </view>
+
+  <!-- 关闭按钮 (放在容器外) -->
+  <view class="close-btn" catchtap="onClose">
+    <image src="../../assets/icon_close_btn.svg" class="close-icon" />
+  </view>
+</dialog>