feat(seo): add meta tags and page titles

Configure default head meta and title template in nuxt.config.ts
Add dynamic SEO meta tags and robots directives to all pages

app/pages/confirmation/[token].vue

@@ -36,6 +36,15 @@ const statusColor = computed(() => booking.value.status === 'confirmed' ? 'succe
 const ticketLabel = computed(() => booking.value.ticketLabel || booking.value.ticketType.toUpperCase())
 const totalFormatted = computed(() => formatBookingCurrency(booking.value.totalPrice, locale.value))
 const receiptPath = computed(() => `/receipt/${booking.value.receiptToken}`)
+
+useSeoMeta({
+  title: () => `${t('confirm.title')} - ${booking.value.customerName}`,
+  description: () => t('confirm.description'),
+  ogTitle: () => `${t('confirm.title')} - ${booking.value.customerName}`,
+  ogDescription: () => t('confirm.description'),
+  robots: 'noindex,nofollow'
+})
+
 const detailRows = computed(() => {
   const rows = [
     {