fix: 유산 유니크 경매 후보를 종류별로 정렬

Ref의 명마, 무기, 서적, 도구 순서와 종류 내부 선언 순서를 보존한다. 선택 목록은 종류별 optgroup으로 구분하고 API·Chromium 회귀를 추가한다.

app/game-frontend/src/views/InheritView.vue

@@ -6,6 +6,7 @@ import { trpc } from '../utils/trpc';
 type InheritStatus = Awaited<ReturnType<typeof trpc.inherit.getStatus.query>>;
 type InheritLog = Awaited<ReturnType<typeof trpc.inherit.getLogs.query>>[number];
 type JoinConfig = Awaited<ReturnType<typeof trpc.join.getConfig.query>>;
+type UniqueItemSlot = InheritStatus['availableUnique'][number]['slot'];
 
 type BuffKey =
     | 'warAvoidRatio'
@@ -67,6 +68,14 @@ const pointOrder = [
     'betting',
 ] as const;
 
+const uniqueItemSlotOrder: readonly UniqueItemSlot[] = ['horse', 'weapon', 'book', 'item'];
+const uniqueItemSlotLabels: Record<UniqueItemSlot, string> = {
+    horse: '명마',
+    weapon: '무기',
+    book: '서적',
+    item: '도구',
+};
+
 const pointHelp: Record<string, string> = {
     previous: '이전에 물려받은 포인트입니다.',
     lived_month: '살아남은 기간입니다. (1개월 단위)',
@@ -196,6 +205,15 @@ const specialNameMap = computed(() => {
 const selectedSpecialWarInfo = computed(
     () => status.value?.availableSpecialWar.find((entry) => entry.key === nextSpecialKey.value)?.info ?? ''
 );
+const availableUniqueGroups = computed(() =>
+    uniqueItemSlotOrder
+        .map((slot) => ({
+            slot,
+            label: uniqueItemSlotLabels[slot],
+            items: status.value?.availableUnique.filter((item) => item.slot === slot) ?? [],
+        }))
+        .filter((group) => group.items.length > 0)
+);
 
 const buffCost = (key: BuffKey, target: number): number => {
     const points = status.value?.inheritConst.inheritBuffPoints ?? [0, 0, 0, 0, 0, 0];
@@ -518,9 +536,11 @@ onMounted(() => {
                             <label for="specific-unique">유니크 경매</label>
                             <select id="specific-unique" v-model="uniqueForm.itemId">
                                 <option disabled value="">유니크 선택</option>
-                                <option v-for="item in status.availableUnique" :key="item.key" :value="item.key">
-                                    {{ item.name }}
-                                </option>
+                                <optgroup v-for="group in availableUniqueGroups" :key="group.slot" :label="group.label">
+                                    <option v-for="item in group.items" :key="item.key" :value="item.key">
+                                        {{ item.name }}
+                                    </option>
+                                </optgroup>
                             </select>
                         </div>
                         <div class="control-row">