1 git add .

2 git commit -m "拉取最新代码前的准备工作"

3 git push origin 自己分支名(feature/changeStyle-20221009)

4 git checkout dev

5 git pull origin dev

6 git checkout 自己分支名(feature/changeStyle-20221009)

7 git merge dev

8 git push origin 自己分支名(feature/changeStyle-20221009)