fix(dashboard): keep a series' season marker when no episode badge names it

The hero stripped a trailing season marker from every series title, so
a favorite or newly added series without a playback row lost its only
visible season identity. The marker now goes only when the episode
badge carries the season.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

libs/workspace/dashboard/feature/src/lib/rails/dashboard-hero-slides.presenter.spec.ts

@@ -249,6 +249,19 @@ describe('DashboardHeroSlidesPresenter', () => {
         expect(titles).toContain('Sport S01');
     });
 
+    it('keeps the season marker of a series that no episode badge describes', () => {
+        // A favorite with no playback row: the marker is the only thing
+        // telling two per-season catalog entries of the show apart.
+        recentItems.set([]);
+        favorites.set([{ ...favoriteFilm, title: 'Burnley (2 сезон)' }]);
+        addedItems.set([]);
+        candidates.set([]);
+        const [slide] = create().slides();
+
+        expect(slide.episodeBadge).toBeNull();
+        expect(slide.title).toBe('Burnley (2 сезон)');
+    });
+
     it('resumes an unfinished series and offers a detail-only way in', () => {
         const [resume] = create().slides();
 

libs/workspace/dashboard/feature/src/lib/rails/dashboard-hero-slides.presenter.ts

@@ -230,24 +230,27 @@ export class DashboardHeroSlidesPresenter {
         const watchKind = isLive
             ? 'live'
             : (resolvePortalActivityWatchKind(item) ?? item.type);
+        const episodeBadge = buildDashboardEpisodeBadge(
+            item,
+            position,
+            (key, params) => this.translate.instant(key, params)
+        );
         return {
             ...artwork,
             id: `${source.kind}:${dashboardHeroItemKey(item)}`,
             kind: source.kind,
             contentType: item.type,
-            // "Большая фарма (1 сезон)" → "Большая фарма": the episode badge
-            // already names the season. A movie keeps its name as is.
+            // "Большая фарма (1 сезон)" → "Большая фарма" only while the
+            // episode badge names the season; without a badge the marker is
+            // the sole season identity of a per-season catalog entry. A movie
+            // keeps its name as is.
             title:
-                watchKind === 'series'
+                watchKind === 'series' && episodeBadge
                     ? splitSeasonSuffix(item.title).title
                     : item.title,
             typeLabelKey: TYPE_LABEL_KEYS[watchKind],
             reasonLabelKey: this.reasonLabelKey(source),
-            episodeBadge: buildDashboardEpisodeBadge(
-                item,
-                position,
-                (key, params) => this.translate.instant(key, params)
-            ),
+            episodeBadge,
             rating: extras?.rating ?? null,
             genres: extras?.genres ?? [],
             year: extras?.year ?? item.release_year ?? null,