feature: 实现点击 VCD 文件时 Surfer 显示波形

- VCDViewerEditorProvider 现在接收并持有 vcdFileServer 实例
   - createFromWebviewPanel 方法传递 vcdFileServer 参数
   - 确保自定义编辑器打开 VCD 文件时能够通过 HTTP 服务器加载波形数据

src/extension.ts

@@ -175,7 +175,7 @@ export function activate(context: vscode.ExtensionContext) {
   );
 
   // 注册 VCD 自定义编辑器
-  const vcdEditorProvider = VCDViewerEditorProvider.register(context);
+  const vcdEditorProvider = VCDViewerEditorProvider.register(context, vcdFileServer);
 
   // 添加到订阅
   context.subscriptions.push(

src/panels/VCDViewerPanel.ts

@@ -7,8 +7,8 @@ import { VCDFileServer } from "../services/vcdFileServer";
  * VCD 波形查看器自定义编辑器提供者
  */
 export class VCDViewerEditorProvider implements vscode.CustomReadonlyEditorProvider {
-  public static register(context: vscode.ExtensionContext): vscode.Disposable {
-    const provider = new VCDViewerEditorProvider(context);
+  public static register(context: vscode.ExtensionContext, vcdFileServer: VCDFileServer): vscode.Disposable {
+    const provider = new VCDViewerEditorProvider(context, vcdFileServer);
     const providerRegistration = vscode.window.registerCustomEditorProvider(
       "ic-coder.vcdViewer",
       provider,
@@ -21,7 +21,10 @@ export class VCDViewerEditorProvider implements vscode.CustomReadonlyEditorProvi
     return providerRegistration;
   }
 
-  constructor(private readonly context: vscode.ExtensionContext) {}
+  constructor(
+    private readonly context: vscode.ExtensionContext,
+    private readonly vcdFileServer: VCDFileServer
+  ) {}
 
   async openCustomDocument(
     uri: vscode.Uri,
@@ -48,7 +51,8 @@ export class VCDViewerEditorProvider implements vscode.CustomReadonlyEditorProvi
     VCDViewerPanel.createFromWebviewPanel(
       webviewPanel,
       this.context.extensionUri,
-      document.uri.fsPath
+      document.uri.fsPath,
+      this.vcdFileServer
     );
   }
 }
@@ -140,9 +144,10 @@ export class VCDViewerPanel {
   public static createFromWebviewPanel(
     panel: vscode.WebviewPanel,
     extensionUri: vscode.Uri,
-    vcdFilePath: string
+    vcdFilePath: string,
+    vcdFileServer?: VCDFileServer
   ) {
-    const viewer = new VCDViewerPanel(panel, extensionUri);
+    const viewer = new VCDViewerPanel(panel, extensionUri, vcdFileServer);
     viewer.loadVCDFile(vcdFilePath);
     return viewer;
   }