feat: Enhance file creation in codeBlockHandler

- Add detailed JSDoc comments for createAndOpenFile function
- Refactor createAndOpenFile to streamline document creation and opening
- Improve readability by adding in-line comments for clarity

src/handler/codeBlockHandler.ts

@@ -105,10 +105,18 @@ export async function replaceCodeBlockToFile(message: any, panel: vscode.Webview
 	await applyCodeFile(message.content, message.fileName);
 }
 
+/**
+ * 创建并打开一个新文件
+ * @param message 包含要创建文件的语言和内容的对象
+ * - language: 文件的语言
+ * - content: 文件的内容
+ */
 export async function createAndOpenFile(message: any) {
+        // 根据提供的语言和内容创建一个新的文档对象
     const document =await vscode.workspace.openTextDocument({
-		language:message.language,
-		content: message.content
+        language:message.language, // 设置新文档的语言
+        content: message.content // 设置新文档的内容
     });        
+    // 在编辑器中打开并显示这个新创建的文档
     await vscode.window.showTextDocument(document);
 }