feat: show product thumbnails in catalogue list

Display the primary product document (image/pdf) as the leading column in the catalogue table for quicker visual identification.

app/pages/product-catalog.vue

@@ -91,6 +91,7 @@
           <table class="table table-sm md:table-md">
             <thead>
               <tr>
+                <th class="w-16">Aperçu</th>
                 <th>Nom</th>
                 <th>Référence</th>
                 <th>Type de produit</th>
@@ -101,6 +102,12 @@
             </thead>
             <tbody>
               <tr v-for="product in filteredProducts" :key="product.id">
+                <td class="align-middle">
+                  <DocumentThumbnail
+                    :document="resolvePrimaryDocument(product)"
+                    :alt="resolvePreviewAlt(product)"
+                  />
+                </td>
                 <td class="font-medium">{{ product.name }}</td>
                 <td>{{ product.reference || '—' }}</td>
                 <td>{{ product.typeProduct?.name || '—' }}</td>
@@ -142,6 +149,8 @@ import { computed, onMounted, ref } from 'vue'
 import { useHead } from '#imports'
 import { useProducts } from '~/composables/useProducts'
 import { useToast } from '~/composables/useToast'
+import DocumentThumbnail from '~/components/DocumentThumbnail.vue'
+import { isImageDocument, isPdfDocument } from '~/utils/documentPreview'
 
 useHead(() => ({
   title: 'Catalogue des produits',
@@ -230,6 +239,35 @@ const formatConstructeurs = (constructeurs: Array<Record<string, any>>) =>
     .filter((name): name is string => Boolean(name))
     .join(', ')
 
+const resolvePrimaryDocument = (product: Record<string, any>) => {
+  const documents = Array.isArray(product?.documents) ? product.documents : []
+  if (!documents.length) {
+    return null
+  }
+  const normalized = documents.filter((doc) => doc && typeof doc === 'object')
+  const withPath = normalized.filter((doc) => doc?.path)
+  if (!withPath.length) {
+    return normalized[0] ?? null
+  }
+  const images = withPath.filter((doc) => isImageDocument(doc))
+  if (images.length) {
+    return images[0]
+  }
+  const pdf = withPath.find((doc) => isPdfDocument(doc))
+  if (pdf) {
+    return pdf
+  }
+  return withPath[0]
+}
+
+const resolvePreviewAlt = (product: Record<string, any>) => {
+  const parts = [product?.name, product?.reference].filter(Boolean)
+  if (parts.length) {
+    return `Aperçu du document de ${parts.join(' – ')}`
+  }
+  return 'Aperçu du document'
+}
+
 const reload = async () => {
   await loadProducts({ force: true })
 }