feat: update MCP config and TOOLS.md with calendar/contacts note

.agents/skills/dingtalk-api/node_modules/xmlbuilder/lib/XMLDummy.js

@@ -0,0 +1,31 @@
+// Generated by CoffeeScript 1.12.7
+(function() {
+  var NodeType, XMLDummy, XMLNode,
+    extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
+    hasProp = {}.hasOwnProperty;
+
+  XMLNode = require('./XMLNode');
+
+  NodeType = require('./NodeType');
+
+  module.exports = XMLDummy = (function(superClass) {
+    extend(XMLDummy, superClass);
+
+    function XMLDummy(parent) {
+      XMLDummy.__super__.constructor.call(this, parent);
+      this.type = NodeType.Dummy;
+    }
+
+    XMLDummy.prototype.clone = function() {
+      return Object.create(this);
+    };
+
+    XMLDummy.prototype.toString = function(options) {
+      return '';
+    };
+
+    return XMLDummy;
+
+  })(XMLNode);
+
+}).call(this);