feat:实现BASIC用户显示升级到Pro的按钮 + 修改退出登录的展现形式 + 退出登录的再次确认

src/views/ICViewProvider.ts

@@ -217,6 +217,17 @@ export class ICViewProvider implements vscode.WebviewViewProvider {
           vscode.commands.executeCommand("ic-coder.openChat");
         } else if (message.command === "login") {
           vscode.commands.executeCommand("ic-coder.login");
+        } else if (message.command === "logout") {
+          // 退出登录（前端已有确认对话框）
+          vscode.commands.executeCommand('iccoder.logout');
+        } else if (message.command === "openICCoder") {
+          // 打开 IC Coder 官网
+          vscode.env.openExternal(vscode.Uri.parse('https://www.iccoder.com'));
+        } else if (message.command === "openExternalUrl") {
+          // 打开外部链接
+          if (message.url) {
+            vscode.env.openExternal(vscode.Uri.parse(message.url));
+          }
         }
       },
       undefined,