package usecase import "context" // MatchmakingUseCase 定義配對相關的業務邏輯介面 type MatchmakingUseCase interface { // JoinQueue 加入配對佇列 JoinQueue(ctx context.Context, uid string) (status string, err error) // GetStatus 查詢配對狀態 GetStatus(ctx context.Context, uid string) (status string, roomID string, err error) }