achieve

type Action struct {
	Provider   string
	Name       string
	RawOptions map[string]interface{}
}

type ActionProvider interface {
	Execute(*Action) error
	Configure(c *ProviderConfig) error
}

type ActionProviderFactory func() (ActionProvider, error)

type ActionProviderFunc func() ActionProvider

type Config struct {
	Variables       []*Variable
	Tasks           map[string]*Task
	ProviderConfigs []*ProviderConfig
}

type ProviderConfig struct {
	Name      string
	RawConfig map[string]interface{}
}

type Task struct {
	Actions []*Action
}

type Variable struct {
	Name    string
	Default string
	Value   string
}