whitelist

type FakeService struct {
	// contains filtered or unexported fields
}

type FirestoreService struct {
	// contains filtered or unexported fields
}

type RealtimeDatabaseService struct {
	// contains filtered or unexported fields
}

type Service interface {
	IsIn(id int64) (bool, error)
	CreateIfNotExists(id int64, username string) error
	Delete(id int64) error
}