env

type Options struct {
	// Environment keys and values that will be accessible for the service
	Environment map[string]string

	// TagName specifies another tagname to use rather than the default env
	TagName string

	// RequiredIfNoDef automatically sets all env as required if they do not declare 'envDefault'
	RequiredIfNoDef bool

	// OnSet allows to run a function when a value is set
	OnSet env.OnSetFn

	// Prefix define a prefix for each key
	Prefix string
}