diff --git a/src/aaa.cpp b/src/aaa.cpp
deleted file mode 100644
index e69de29..0000000
diff --git a/update.sh b/update.sh
new file mode 100755
index 0000000..058170c
--- /dev/null
+++ b/update.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+
+cd ~/ros2_ws || exit 1
+
+# 获取当前时间作为提交信息
+commit_time=$(date "+%Y-%m-%d %H:%M:%S")
+
+# 添加除该脚本以外的所有更改文件
+git add .
+
+# 移除对本脚本的暂存
+git reset HEAD auto_git_push.sh
+
+# 提交
+git commit -m "Auto commit at $commit_time"
+
+# 推送到远程仓库
+git push origin master