simple docker build changing CMD and ENTRYPOINT of resulting image about packer-plugin-docker HOT 2 CLOSED

build {
  name = "amzn2-ctm-core"

  source "source.docker.dockerhub" {
    image  = "amazonlinux:2"
    changes = [
      "ENTRYPOINT [\"/bin/bash\", \"-l\", \"-c\"]",
      "CMD /bin/bash"
    ]
  }

  post-processors {
    post-processor "docker-tag" {
      tags = [
        "core_${local.timestamp}",
        "core_latest"
      ]
    }
  }
}

            "Cmd": [
                "/bin/sh",
                "-c",
                "/bin/bash"
            ],
            "Entrypoint": [
                "/bin/bash",
                "-l",
                "-c"
            ],