feat(search): align quick-filter facets with MP (SEARCH-4)

Add audioCodec, subtitle, dub, feature, year, category, size and seeders
facets with disjunctive counts; parser records dub languages (audioLangs).

Co-Authored-By: Claude Opus 5.5 <[email protected]>

packages/contracts/src/search.ts

@@ -79,6 +79,16 @@ export const SearchReleaseParsed = z.object({
   videoCodec: z.string().nullable(),
   hdr: z.array(z.string()),
   releaseGroup: z.string().nullable(),
+  /** 音轨(`TrueHD`、`Atmos 7.1`…,SEARCH-4 快速筛选用);空 = 标题没写 */
+  audio: z.array(z.string()).optional(),
+  /** 字幕语言 zh / zh-Hans / zh-Hant / en / ja / ko;null = 标题没写 */
+  subtitles: z.array(z.string()).nullable().optional(),
+  /** 配音语言 cmn 国语 / yue 粤语 / en 英语;null = 标题没写 */
+  audioLangs: z.array(z.string()).nullable().optional(),
+  bitDepth: z.number().int().nullable().optional(),
+  fps: z.number().nullable().optional(),
+  /** 剪辑版(加长版、导演剪辑版…) */
+  cut: z.string().nullable().optional(),
 });
 export type SearchReleaseParsed = z.infer<typeof SearchReleaseParsed>;