feat(classes): show class days and meeting time on my classes

Surface the stored class schedule so students can see when their class meets.

src/views/account/MyClassesView.vue

@@ -49,6 +49,14 @@
             <dt>پایان</dt>
             <dd>{{ formatJalali(item.endDate) }}</dd>
           </div>
+          <div>
+            <dt>روزها</dt>
+            <dd>{{ formatClassDays(item.days) }}</dd>
+          </div>
+          <div>
+            <dt>ساعت</dt>
+            <dd>{{ formatClassTime(item.startTime, item.endTime) }}</dd>
+          </div>
           <div>
             <dt>شهریه</dt>
             <dd>{{ formatPrice(item.tuitionFee) }}</dd>
@@ -65,6 +73,39 @@ import { RouterLink } from 'vue-router'
 import { classesApi } from '@/api/classesApi'
 import { formatJalali, formatPrice, getApiErrorMessage } from '@/utils/format'
 
+const WEEKDAY_LABELS = {
+  0: 'یکشنبه',
+  1: 'دوشنبه',
+  2: 'سه‌شنبه',
+  3: 'چهارشنبه',
+  4: 'پنجشنبه',
+  5: 'جمعه',
+  6: 'شنبه'
+}
+const IRAN_WEEK_ORDER = [6, 0, 1, 2, 3, 4, 5]
+
+function joinFaList(items) {
+  if (!items.length) return '—'
+  if (items.length === 1) return items[0]
+  if (items.length === 2) return `${items[0]} و ${items[1]}`
+  return `${items.slice(0, -1).join('، ')} و ${items[items.length - 1]}`
+}
+
+function formatClassDays(days = []) {
+  const unique = [...new Set((days || []).map(Number).filter((day) => day >= 0 && day <= 6))]
+  unique.sort((a, b) => IRAN_WEEK_ORDER.indexOf(a) - IRAN_WEEK_ORDER.indexOf(b))
+  return joinFaList(unique.map((day) => WEEKDAY_LABELS[day]).filter(Boolean))
+}
+
+function formatClassTime(startTime, endTime) {
+  const start = String(startTime || '').trim()
+  const end = String(endTime || '').trim()
+  if (!start && !end) return '—'
+  if (!end) return start
+  if (!start) return end
+  return `${start} – ${end}`
+}
+
 const classes = ref([])
 const loading = ref(true)
 const error = ref('')
@@ -134,7 +175,7 @@ onMounted(load)
 
 .meta-grid {
   display: grid;
-  grid-template-columns: repeat(4, minmax(0, 1fr));
+  grid-template-columns: repeat(3, minmax(0, 1fr));
   gap: 0.85rem;
   margin: 0;
 }