diff --git a/code/client/rule/code/workspace.go b/code/client/rule/code/workspace.go
index bee0f8d..c45186f 100644
--- a/code/client/rule/code/workspace.go
+++ b/code/client/rule/code/workspace.go
@@ -82,6 +82,7 @@ func (ws *Workspace) Exec(dir string) error {
 		return err
 	}
 	sockDir := filepath.Join(workdir, ws.id+".sock")
+	logging.Info("EXTENSIONS_GALLERY=%s", os.Getenv("EXTENSIONS_GALLERY"))
 	ws.exec = exec.Command("code-server",
 		"--auth", "none",
 		"--socket", sockDir,
diff --git a/conf/rule.d/code-server.yaml b/conf/rule.d/code-server.yaml
index 4a01e9e..c7a10b6 100644
--- a/conf/rule.d/code-server.yaml
+++ b/conf/rule.d/code-server.yaml
@@ -1,3 +1,8 @@
+# 1. 需先在受控端主机上安装code-server并加入PATH环境变量
+#    下载地址：https://github.com/coder/code-server/releases
+# 2. code-server默认使用OpenVSX扩展商店
+#    若需切换到微软扩展商店可通过配置系统环境变量EXTENSIONS_GALLERY进行切换
+#    详见说明：https://github.com/coder/code-server/blob/10f57bac65f9aa5938df4e495da39c608fbf7798/docs/FAQ.md#how-do-i-use-my-own-extensions-marketplace
 - name: code-server    # 链路名称
   target: remote       # 目标客户端ID
   type: code-server    # code-server