清理qBittorrent接入残留：删除死schema分组与前端下载类型，下载器保存目录键改为downloader.savepath并兼容旧键

web/src/types/downloads.ts

@@ -1,60 +0,0 @@
-export interface DownloadTask {
-  id: string
-  source: string
-  download_client_id?: string
-  external_id?: string
-  title: string
-  poster_url?: string
-  backdrop_url?: string
-  overview?: string
-  save_path: string
-  status: string
-  progress: number
-  state?: string
-  dlspeed?: number
-  upspeed?: number
-  num_seeds?: number
-  num_leechs?: number
-  size?: number
-  downloaded?: number
-  created_at: string
-  updated_at: string
-}
-
-export interface QBitTorrent {
-  hash: string
-  client_id: string
-  source: 'qbittorrent' | 'transmission' | 'aria2'
-  name: string
-  title: string
-  poster_url?: string
-  backdrop_url?: string
-  overview?: string
-  state: string
-  progress: number
-  dlspeed: number
-  upspeed: number
-  num_seeds: number
-  num_leechs: number
-  size: number
-  downloaded: number
-  save_path: string
-}
-
-export interface DownloadClient {
-  id: string
-  name: string
-  type: 'qbittorrent' | 'transmission' | 'aria2'
-  host: string
-  username: string
-  is_default: boolean
-  enabled: boolean
-  created_at: string
-  updated_at: string
-}
-
-export interface DownloadClientTypeInfo {
-  type: string
-  name: string
-  description: string
-}

web/src/types/index.ts

@@ -2,7 +2,6 @@
 
 export * from './api'
 export * from './auth'
-export * from './downloads'
 export * from './events'
 export * from './history'
 export * from './library'