feat(metadata): field-level episode metadata, titleZh and refresh?full=1 (MD-1)

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

apps/server/test/search/search2.test.ts

@@ -346,6 +346,33 @@ describe.skipIf(!up)("两阶段搜索(SEARCH-2)", () => {
     expect(counts()).toEqual(before);
   });
 
+  it("MD-1 GET /media/tmdb/tv/{id}(语言回退链)与 /season/{n}(每集信息)", async () => {
+    const d = await req(`/media/tmdb/tv/95396`);
+    expect(d.status).toBe(200);
+    expect(d.body.data).toMatchObject({
+      title: "人生切割术",
+      titleZh: "人生切割术",
+      overview: "故事发生在一家名为卢蒙的超级大公司内。",
+      genres: ["剧情", "悬疑", "Sci-Fi & Fantasy"],
+      voteAverage: 8.4,
+      airStatus: "Returning Series",
+      platform: "Apple TV",
+      backdropPath: "/severance-bg.jpg",
+    });
+    expect(d.body.data.cast[0]).toMatchObject({ name: "亚当·斯科特", role: "Mark Scout", profilePath: "/adam.jpg" });
+    expect(d.body.data.seasons[0]).toMatchObject({ seasonNumber: 1, posterPath: "/sev-s1.jpg" });
+
+    const s1 = await req(`/media/tmdb/tv/95396/season/1`);
+    expect(s1.status).toBe(200);
+    expect(s1.body.data.episodes.map((e: Loose) => [e.episodeNumber, e.name, e.nameLanguage])).toEqual([
+      [1, "有关地狱的好消息", "zh-CN"],
+      [2, "半循環", "zh-TW"],
+      [3, "In Perpetuity", "en-US"],
+    ]);
+    expect(s1.body.data.episodes[0]).toMatchObject({ runtime: 59, stillPath: "/sev-101.jpg", voteAverage: 8.2 });
+    expect((await req(`/media/tmdb/tv/95396/season/9`)).status).toBe(404);
+  });
+
   it("GET /inventory/media-servers 可按 TMDB 条目查(未建档时 mediaEntityId = null)", async () => {
     const r = await req(`/inventory/media-servers?tmdbType=movie&tmdbId=872585`);
     expect(r.status).toBe(200);