src/lib/cache/cache.interface.ts

export interface Cache {
  get<T>(key: string): Promise<T | undefined>;
  set(key: string, value: unknown, ttlMs?: number): Promise<void>;
  has(key: string): Promise<boolean>;
  delete(key: string): Promise<void>;
  clear(): Promise<void>;
  getAll(): Promise<Map<string, unknown>>;
}