frontend: align types to backend, playout HLS, rm Jellyfin proxy (#12)

k-tv-frontend/hooks/use-import-channel.ts

@@ -33,7 +33,7 @@ export function useImportChannel(token: string | null) {
               WEEKDAYS.map(d => [d, d === 'monday' ? data.blocks : []])
             ) as Record<Weekday, typeof data.blocks>,
           },
-          recycle_policy: data.recycle_policy,
+          rotation_policy: data.rotation_policy,
         },
         token,
       );