package service import ( "context" "backend/internal/model" "backend/internal/repo" ) type ShowcaseService struct { repo *repo.ShowcaseRepository } func NewShowcaseService(repo *repo.ShowcaseRepository) *ShowcaseService { return &ShowcaseService{repo: repo} } func (s *ShowcaseService) Grouped(ctx context.Context) (map[string][]model.ShowcaseItem, error) { return s.repo.Grouped(ctx) }