Most codes are copied from https://gitea.com/gitea/act/src/branch/main/cmd
and do some small changes to make it run again
examples:
```SHELL
./act_runner exec -l
./act_runner exec -j lint
./act_runner exec -j lint -n
```
some example result:
Signed-off-by: a1012112796 <1012112796@qq.com>
fix#32
Reviewed-on: https://gitea.com/gitea/act_runner/pulls/39
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-by: Jason Song <i@wolfogre.com>
Co-authored-by: a1012112796 <1012112796@qq.com>
Co-committed-by: a1012112796 <1012112796@qq.com>
