exec

type Cmd struct {
	// Env is the environment variables to pass.
	Env map[string]string
	// Cmd is the executable to call.
	Cmd string
	// Args is the command line arguments.
	Args []string
	// Workdir is the working directory.
	Workdir string
	// SecretEnv contains environment variables and their value, but makes sure
	// to not log or print their value, to avoid secrets leaking.
	SecretEnv map[string]string
}

type Config struct {
	Reqs []Requirement
	Cmds []Cmd
}

type DefaultRunner struct{}

type DirExists struct {
	Path string
}

type Executor struct {
	Cfg    Config
	Fs     afero.Fs
	Runner Runner
}

type Requirement interface {
	Check(ctx context.Context, fs afero.Fs) error
}

type Runner interface {
	Run(ctx context.Context, cmd Cmd) error
}