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/domain/src/release-parser/parse.ts

@@ -188,6 +188,7 @@ export interface CnMarkers {
   contentType?: ContentType;
   variantTags: string[];
   subtitles?: string[];
+  audioLangs?: string[];
   evidence: string[];
 }
 
@@ -204,6 +205,18 @@ const SUB_KEYWORDS =
   /字幕|中字|双字|雙字|内封|內封|内嵌|內嵌|外挂|外掛|简繁|簡繁|简中|繁中|简体|简日|繁日|繁体|繁體|簡體|简英|繁英|中英|双语|雙語/u;
 const AUDIO_LANG_RE = /国粤双语|國粵雙語|国英双语|國英雙語|国语配音|國語配音|国配|國配|国语|國語|粤语|粵語/gu;
 
+/** 配音语言标记(国语 / 粤语 / 国英双语…)→ cmn / yue / en */
+export function scanAudioLangs(text: string): string[] {
+  const out: string[] = [];
+  for (const m of text.matchAll(AUDIO_LANG_RE)) {
+    const t = m[0];
+    if (/[国國]/u.test(t) && !out.includes("cmn")) out.push("cmn");
+    if (/[粤粵]/u.test(t) && !out.includes("yue")) out.push("yue");
+    if (/英/u.test(t) && !out.includes("en")) out.push("en");
+  }
+  return out;
+}
+
 function scanSubtitleLangs(run: string): string[] {
   const langs: string[] = [];
   const add = (l: string) => {
@@ -261,6 +274,11 @@ export function scanCnMarkers(input: string): { s: string } & CnMarkers {
     out.totalEpisodes = cnToInt((m[1] ?? m[2])!);
     out.evidence.push("total:cn");
   });
+  const dubs = scanAudioLangs(s);
+  if (dubs.length) {
+    out.audioLangs = dubs;
+    out.evidence.push("audio_lang:cn");
+  }
   s = s.replace(AUDIO_LANG_RE, " ");
   for (const [re, ct, ev] of CONTENT_RULES) {
     take(re, () => {
@@ -1097,6 +1115,10 @@ function applyCnMarkers(d: Draft, cm: CnMarkers, prefix: string): void {
     d.subtitles = [...new Set([...(d.subtitles ?? []), ...cm.subtitles])];
     note("subtitle");
   }
+  if (cm.audioLangs) {
+    d.audioLangs = [...new Set([...(d.audioLangs ?? []), ...cm.audioLangs])];
+    note("audio_lang");
+  }
 }
 
 function finalize(d: Draft, opts: ParseOptions): ParsedRelease {