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/pubComponents/image-preview/image-preview.js

@@ -0,0 +1 @@
+"use strict";Component({options:{addGlobalClass:!0},properties:{visible:{type:Boolean,value:!1},src:{type:String,value:""},zIndex:{type:Number,value:1300}},methods:{onClose:function(){this.triggerEvent("close")}}});

miniprogram/package-live/volc-mini-sdk/pubComponents/image-preview/image-preview.json

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

miniprogram/package-live/volc-mini-sdk/pubComponents/image-preview/image-preview.wxml

@@ -0,0 +1,12 @@
+<view
+  wx:if="{{visible}}"
+  class="mp-image-preview"
+  style="z-index: {{zIndex}};"
+>
+  <view class="mp-image-preview-mask" bindtap="onClose"></view>
+  <view class="mp-image-preview-body" bindtap="onClose">
+    <view class="mp-image-preview-content">
+      <image class="mp-image-preview-image" src="{{src}}" mode="aspectFit"></image>
+    </view>
+  </view>
+</view>

miniprogram/package-live/volc-mini-sdk/pubComponents/image-preview/image-preview.wxss

@@ -0,0 +1 @@
+.mp-image-preview{position:fixed;inset:0}.mp-image-preview-mask{position:absolute;inset:0;background:rgba(0,0,0,.88)}.mp-image-preview-body{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.mp-image-preview-content{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.mp-image-preview-image{width:100%;height:100%}