feat: support four-star leader outfits

src/routes/data/+page.svelte

@@ -2,6 +2,7 @@
   import { page } from '$app/stores';
   import { onMount, tick } from 'svelte';
   import cardSummary from '$lib/data/cards-summary.json';
+  import { leaderOutfitCards } from '$lib/engine/leader-outfits.ts';
   import boardSummary from '$lib/data/boards-summary.json';
   import memorySummary from '$lib/data/memory-summary.json';
   import MemberBoardEffectSummary from '$lib/components/MemberBoardEffectSummary.svelte';
@@ -166,8 +167,7 @@
   $: allBoardMaterialTotals = boardMaterialTotals(userData.memberBoards);
   $: allBoardPointTotal = boardPointTotal(userData.memberBoards);
   $: efficiencyLeaderOutfitOptions = efficiencyFormation.leaderCharacterId
-    ? fiveStarCards.filter((card) => card.characterId === efficiencyFormation.leaderCharacterId && card.details.costume)
-      .filter((card, index, cards) => cards.findIndex((candidate) => candidate.details.costume?.name === card.details.costume?.name) === index)
+    ? leaderOutfitCards(allCards, efficiencyFormation.leaderCharacterId)
     : [];
   $: efficiencyFormationReady = efficiencyFormation.cardIds.length === 5
     && efficiencyFormation.cardIds.every((id) => cardById.has(id))