This reverts #86. Some images use a custom entry point for specific usage, then `[entrypoint] [cmd]` like `helm /bin/sleep 1` will failed. It causes https://gitea.com/gitea/helm-chart/actions/runs/755 since the image is `alpine/helm`. ```yaml check-and-test: runs-on: ubuntu-latest container: alpine/helm:3.14.3 ``` Reviewed-on: https://gitea.com/gitea/act/pulls/107 Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>