Enhance schedule and show management: add season and episode information to ScheduleEntryDto, update ListShowsQueryHandler to include season counts, and modify frontend components to display this new data. Improve EPG handling by consolidating program entries into blocks for better clarity in the streaming interface.

frontend/src/features/admin/channels/ChannelDetail.tsx

@@ -614,8 +614,12 @@ function SchedulePreview({ entries }: { entries: ScheduleEntryDto[] }) {
           ) : (
             <span>
               {e.showName ?? '—'}
-              {e.episodeIndex != null && (
-                <span className="text-muted-foreground"> · {t('air.episode')} {e.episodeIndex + 1}</span>
+              {e.seasonEpisode ? (
+                <span className="text-muted-foreground"> · {e.seasonEpisode}</span>
+              ) : (
+                e.episodeIndex != null && (
+                  <span className="text-muted-foreground"> · {t('air.episode')} {e.episodeIndex + 1}</span>
+                )
               )}
             </span>
           )}