fix(ui): app-prefix detail template directive selectors, build fixes

detailTags/detailMeta/detailActions → appDetailTags/appDetailMeta/
appDetailActions per @angular-eslint/directive-selector; type the
Escape host listener as Event; drop a redundant ?? in season tabs.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

libs/ui/components/src/lib/portal-detail-shell/content-about.component.ts

@@ -9,7 +9,7 @@ import { TranslateModule } from '@ngx-translate/core';
  *
  * Degradation rule: anything missing simply is not rendered — no "N/A"
  * placeholders. Chips and credits are stamped from the host-provided
- * *detailTags / *detailMeta templates, so the host's own @if guards apply.
+ * *appDetailTags / *appDetailMeta templates, so the host's own @if guards apply.
  */
 @Component({
     selector: 'app-content-about',

libs/ui/components/src/lib/portal-detail-shell/detail-template.directives.ts

@@ -9,7 +9,7 @@ import { Directive, TemplateRef, inject } from '@angular/core';
  * appear once, a TemplateRef can be stamped any number of times.
  */
 @Directive({
-    selector: '[detailTags]',
+    selector: '[appDetailTags]',
     standalone: true,
 })
 export class DetailTagsTemplateDirective {
@@ -17,7 +17,7 @@ export class DetailTagsTemplateDirective {
 }
 
 @Directive({
-    selector: '[detailMeta]',
+    selector: '[appDetailMeta]',
     standalone: true,
 })
 export class DetailMetaTemplateDirective {
@@ -25,7 +25,7 @@ export class DetailMetaTemplateDirective {
 }
 
 @Directive({
-    selector: '[detailActions]',
+    selector: '[appDetailActions]',
     standalone: true,
 })
 export class DetailActionsTemplateDirective {

libs/ui/components/src/lib/portal-detail-shell/portal-detail-shell.component.spec.ts

@@ -24,13 +24,13 @@ import { PortalDetailShellComponent } from './portal-detail-shell.component';
             [playbackActive]="playbackActive()"
             (closePlayerRequested)="closeRequests = closeRequests + 1"
         >
-            <ng-template detailTags>
+            <ng-template appDetailTags>
                 <span class="details__tag">2026</span>
             </ng-template>
-            <ng-template detailMeta>
+            <ng-template appDetailMeta>
                 <div class="details__meta-item">Cast entry</div>
             </ng-template>
-            <ng-template detailActions>
+            <ng-template appDetailActions>
                 <button class="play-btn">Play</button>
             </ng-template>
             @if (playbackActive()) {

libs/ui/components/src/lib/portal-detail-shell/portal-detail-shell.component.ts

@@ -76,7 +76,7 @@ export class PortalDetailShellComponent {
         });
     }
 
-    onEscape(event: KeyboardEvent): void {
+    onEscape(event: Event): void {
         if (!this.playbackActive()) return;
         if (event.defaultPrevented) return;
         // Browser fullscreen owns Escape (exits fullscreen first).

libs/ui/components/src/lib/season-container/season-tabs.component.html

@@ -30,7 +30,7 @@
                         }}
                     </span>
                     <span class="season-tabs__menu-count">
-                        {{ episodeCounts()[seasonKey] ?? 0 }}
+                        {{ episodeCounts()[seasonKey] }}
                     </span>
                     @if (isSeasonCompleted(seasonKey)) {
                         <mat-icon class="season-tabs__done">check</mat-icon>