feat:实现读取本地文件的功能

src/panels/ICHelperPanel.ts

@@ -1,6 +1,6 @@
 import * as vscode from "vscode";
-import { getWebviewContent } from "../utils/webviewContent";
-import { handleUserMessage, insertCodeToEditor } from "../utils/messageHandler";
+import { getWebviewContent } from "../views/webviewContent";
+import { handleUserMessage, insertCodeToEditor, handleReadFile } from "../utils/messageHandler";
 
 /**
  * 创建并显示 IC 助手面板
@@ -27,6 +27,9 @@ export function showICHelperPanel(context: vscode.ExtensionContext) {
         case "sendMessage":
           handleUserMessage(panel, message.text);
           break;
+        case "readFile":
+          handleReadFile(panel, message.filePath);
+          break;
         case "insertCode":
           insertCodeToEditor(message.code);
           break;