统一微信壳桥接目录

新增 miniprogram/shell 承接微信 Page 生命周期与 wx 容器调用

收窄微信页面入口为 shell 页面工厂装配

更新三端 host-bridge/shell 目录门禁与认证 smoke

补充微信 shell 测试与 CommonJS 测试加载工具

同步宿主壳架构文档和项目共享记忆

补齐 api-server 外部生成测试 fixture 更新时间字段

miniprogram/shell/wechatShellPayment.js

@@ -0,0 +1,42 @@
+/* global wx */
+
+const {
+  notifyPreviousWebView,
+  parsePayParams,
+  requestWechatPayment,
+} = require('../host-bridge/wechatHostBridgePayment');
+
+function createWechatPayPage(pageContext) {
+  return {
+    data: {
+      title: '正在拉起支付',
+      errorMessage: '',
+    },
+
+    async onLoad(query) {
+      const requestId = String(query.requestId || '');
+      const orderId = String(query.orderId || '');
+      const payParams = parsePayParams(query.payParams);
+      if (!requestId || !payParams) {
+        const page = pageContext ?? this;
+        page.setData({
+          title: '支付失败',
+          errorMessage: '缺少支付参数。',
+        });
+        return;
+      }
+
+      const payResult = await requestWechatPayment(payParams);
+      notifyPreviousWebView(requestId, orderId, payResult);
+      wx.navigateBack();
+    },
+
+    handleBack() {
+      wx.navigateBack();
+    },
+  };
+}
+
+module.exports = {
+  createWechatPayPage,
+};