chore(catalog): simplify nested page headers, remove charts

- Remove chart components and unused price history code
- Simplify headers to show only hint text
- Keep navigation badges in search bar

app/pages/catalog/suppliers/[supplierId]/index.vue

@@ -19,45 +19,8 @@
     </template>
 
     <template #header>
-      <!-- Supplier Not Found -->
-      <Card v-if="!isLoading && !supplier" padding="lg">
-        <Stack align="center" gap="4">
-          <IconCircle tone="primary">
-            <Icon name="lucide:building-2" size="24" />
-          </IconCircle>
-          <Heading :level="2">{{ t('catalogSupplierProducts.not_found.title') }}</Heading>
-          <Text tone="muted">{{ t('catalogSupplierProducts.not_found.subtitle') }}</Text>
-          <Button @click="navigateTo(localePath('/catalog/suppliers'))">
-            {{ t('catalogSupplierProducts.actions.back_to_suppliers') }}
-          </Button>
-        </Stack>
-      </Card>
-
-      <!-- Content Header -->
-      <Stack v-else gap="4">
-        <!-- Header with supplier info -->
-        <div class="flex items-start gap-4">
-          <!-- Logo -->
-          <div v-if="supplier?.logo" class="w-16 h-16 shrink-0">
-            <img :src="supplier.logo" :alt="supplier.name || ''" class="w-full h-full object-contain rounded-lg">
-          </div>
-          <div v-else class="w-16 h-16 bg-primary/10 text-primary font-bold rounded-lg flex items-center justify-center text-2xl shrink-0">
-            {{ supplier?.name?.charAt(0) }}
-          </div>
-          <div>
-            <Heading :level="1">{{ supplier?.name }}</Heading>
-            <Text tone="muted" size="sm">{{ supplier?.country }}</Text>
-            <div class="flex gap-2 mt-1">
-              <span v-if="supplier?.isVerified" class="badge badge-success badge-sm">
-                {{ t('catalogSupplier.badges.verified') }}
-              </span>
-            </div>
-          </div>
-        </div>
-
-        <!-- Products Section Title -->
-        <Text weight="semibold" size="lg">{{ t('catalogSupplierProducts.header.products_title', { count: products.length }) }}</Text>
-      </Stack>
+      <Text v-if="!isLoading && !supplier" tone="muted">Поставщик не найден</Text>
+      <Text v-else-if="!isLoading" tone="muted">Выберите товар</Text>
     </template>
 
     <template #card="{ item }">