export interface Folder { folderIdentifier: string name: string position: number iconUrl: string | null } export interface Subscription { subscriptionIdentifier: string feedIdentifier: string folderIdentifier: string | null customTitle: string | null position: number feedTitle: string feedUrl: string consecutiveFailures: number lastFetchError: string | null lastFetchedAt: string | null fetchIntervalSeconds: number feedType: string | null feedVisibility: "public" | "authenticated" hiddenFromTimeline: boolean }