refactor(vscode-ide-companion): translate Chinese comments to English

- Translate all Chinese comments in TypeScript files to English for better code readability
- Update documentation comments to be in English
- Maintain code functionality while improving internationalization

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

packages/vscode-ide-companion/src/webview/WebViewProvider.ts

@@ -28,11 +28,11 @@ export class WebViewProvider {
   constructor(
     context: vscode.ExtensionContext,
     private extensionUri: vscode.Uri,
-    authStateManager?: AuthStateManager, // 可选的全局AuthStateManager实例
+    authStateManager?: AuthStateManager, // Optional global AuthStateManager instance
   ) {
     this.agentManager = new QwenAgentManager();
     this.conversationStore = new ConversationStore(context);
-    // 如果提供了全局的authStateManager，则使用它，否则创建新的实例
+    // If a global authStateManager is provided, use it, otherwise create a new instance
     this.authStateManager = authStateManager || new AuthStateManager(context);
     this.panelManager = new PanelManager(extensionUri, () => {
       // Panel dispose callback