backend

type Backend interface {
	Name() string
	Init() error
	Close() error
	Save(task msg.Task) error
	Config() config.BackendConfig
	// RecentTasks gives a summary of the latest activity, limited to the `maxNumber` most recent tasks
	RecentTasks(maxNumber int) ([]msg.Summary, error)
	// TODO: Split into several meaningful methods?
	GetTaskBetween(task string, start time.Time, end time.Time) ([]msg.Summary, error)
	GetAllTasksBetween(start time.Time, end time.Time) ([]msg.Summary, error)
}