feat:新增点击示例直接发送之前加一层工作区检测逻辑

src/views/exampleShowcase.ts

@@ -226,8 +226,20 @@ export function getExampleShowcaseScript(): string {
       '生成一个GMII接口的以太网UDP通信模块'
     ];
 
+    // 存储待发送的示例索引
+    let pendingExampleIndex = -1;
+
     // 直接发送示例消息
     function sendExample(index) {
+      // 先检查工作区
+      pendingExampleIndex = index;
+      vscode.postMessage({
+        command: 'checkWorkspace'
+      });
+    }
+
+    // 实际发送示例消息
+    function doSendExample(index) {
       const messageInput = document.getElementById('messageInput');
       const sendButton = document.getElementById('sendButton');