feat(schedule): clarify aside mini-calendar role as month cursor for hall widgets

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

src/frontend/src/i18n/locales/en.json

@@ -868,6 +868,8 @@
     "today": "Today",
     "yearMonth": "{{m}}/{{y}}",
     "miniCal": "Mini calendar",
+    "asideMonthPicker": "Select month",
+    "asideMonthPickerHint": "Hall availability and utilization below follow the selected month",
     "prevMonth": "Previous month",
     "nextMonth": "Next month",
     "offlineSample": "Offline — Sample",

src/frontend/src/i18n/locales/ja.json

@@ -868,6 +868,8 @@
     "today": "今日",
     "yearMonth": "{{y}}年{{m}}月",
     "miniCal": "ミニカレンダー",
+    "asideMonthPicker": "照会月の選択",
+    "asideMonthPickerHint": "下のホール空き状況・稼働率は選択した月が基準です",
     "prevMonth": "前月",
     "nextMonth": "翌月",
     "offlineSample": "オフライン — サンプル",

src/frontend/src/i18n/locales/ko.json

@@ -868,6 +868,8 @@
     "today": "오늘",
     "yearMonth": "{{y}}년 {{m}}월",
     "miniCal": "미니 캘린더",
+    "asideMonthPicker": "조회 월 선택",
+    "asideMonthPickerHint": "아래 홀 가용·가동률은 선택한 월 기준입니다",
     "prevMonth": "이전 달",
     "nextMonth": "다음 달",
     "offlineSample": "오프라인 — 샘플",

src/frontend/src/i18n/locales/zh.json

@@ -868,6 +868,8 @@
     "today": "今天",
     "yearMonth": "{{y}}年{{m}}月",
     "miniCal": "迷你日历",
+    "asideMonthPicker": "选择查询月份",
+    "asideMonthPickerHint": "下方展馆可用与利用率以所选月份为准",
     "prevMonth": "上个月",
     "nextMonth": "下个月",
     "offlineSample": "离线 — 示例",

src/frontend/src/screens/schedule/ExhibitionSchedulePage.tsx

@@ -372,6 +372,11 @@ function MiniCalendar({
 
   return (
     <section className="kx-card kx-cal" aria-label={t('schedule.miniCal')}>
+      {/* 역할 명확화(소유자 2026-07-24): 미니 캘린더 = 아래 홀 위젯의 조회 월 커서 */}
+      <div className="kx-cal__role">
+        <strong className="kx-cal__role-title">{t('schedule.asideMonthPicker')}</strong>
+        <span className="kx-cal__role-hint">{t('schedule.asideMonthPickerHint')}</span>
+      </div>
       <div className="kx-cal__head">
         <button className="kx-cal__nav" aria-label={t('schedule.prevMonth')} onClick={() => onCursor(new Date(year, month - 1, 1))}>‹</button>
         <strong>{t('schedule.yearMonth', { y: year, m: month + 1 })}{degraded && <span className="kx-bi__degraded"> {t('schedule.offlineSample')}</span>}</strong>

src/frontend/src/screens/schedule/schedule.css

@@ -158,6 +158,25 @@
 }
 
 /* 미니 캘린더 */
+.kx-cal__role {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+  padding-bottom: var(--space-2);
+  margin-bottom: var(--space-2);
+  border-bottom: 1px solid var(--color-neutral-100);
+}
+.kx-cal__role-title {
+  font-size: var(--fs-body);
+  font-weight: var(--fw-semibold);
+  color: var(--color-neutral-900);
+  text-align: left;
+}
+.kx-cal__role-hint {
+  font-size: var(--fs-caption);
+  color: var(--color-neutral-500);
+  text-align: left;
+}
 .kx-cal__head {
   display: flex;
   align-items: center;