Update WeChat MiniProgram share config and improve Download Web page logic for HarmonyOS detection

codes/minipro/calculation/miniprogram/pages/index/index.ts

@@ -34,6 +34,21 @@ Component({
     }
   },
   methods: {
+    onLoad() {
+        wx.showShareMenu({
+            withShareTicket: false,
+            menus: ['shareAppMessage', 'shareTimeline'] // 需要在 Component 中定义 onShareAppMessage
+        });
+    },
+
+    onShareAppMessage() {
+        return config.share;
+    },
+
+    onShareTimeline() {
+        return config.share;
+    },
+
     updateGreeting() {
         const hour = new Date().getHours();
         let greeting = '';