usecase

type Authentication interface {
	CreateAccount(ctx context.Context, email, password string) error
	Login(ctx context.Context, email, password string) (model.UserID, error)
}

type Authorization interface {
	GenerateAccessToken(ctx context.Context, email, password string) (dto.AccessToken, error)
	ValidateAccessToken(ctx context.Context, accessToken string) (model.UserID, error)
}

type EventHandler interface {
	Handle(c context.Context, event event.Event) error
}

type Posting interface {
	PostChat(ctx context.Context, message string) error
}