feat: 报名逻辑

cloudfunctions/getOpenid/config.json

@@ -0,0 +1,6 @@
+{
+  "permissions": {
+    "openapi": [
+    ]
+  }
+}

cloudfunctions/getOpenid/index.js

@@ -0,0 +1,18 @@
+// 云函数入口文件
+const cloud = require("wx-server-sdk");
+
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV }); // 使用当前云环境
+
+// 云函数入口函数
+exports.main = async (event, context) => {
+  return new Promise((resolve, reject) => {
+    const wxContext = cloud.getWXContext();
+
+    resolve({
+      event,
+      openid: wxContext.OPENID,
+      appid: wxContext.APPID,
+      unionid: wxContext.UNIONID,
+    });
+  });
+};

cloudfunctions/getOpenid/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "getOpenid",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "wx-server-sdk": "~2.6.3"
+  }
+}