feat(detail) : add consultation pages for piece, composant, product

Add read-only detail pages with edit/view toggle for piece, composant and
product, matching the existing machine detail pattern. Empty fields and
documents section are hidden in consultation mode. Catalogs and cross-links
updated to point to the new detail pages.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/pages/component-catalog.vue

@@ -96,12 +96,14 @@
 
           <template #cell-actions="{ row }">
             <div class="flex items-center justify-end gap-2">
-              <NuxtLink
-                :to="`/component/${row.component.id}/edit`"
+              <button
+                v-if="canEdit"
+                type="button"
                 class="btn btn-ghost btn-xs"
+                @click="navigateTo(`/component/${row.component.id}?edit=true`)"
               >
                 Modifier
-              </NuxtLink>
+              </button>
               <button
                 v-if="canEdit"
                 type="button"
@@ -111,6 +113,12 @@
               >
                 Supprimer
               </button>
+              <NuxtLink
+                :to="`/component/${row.component.id}`"
+                class="btn btn-primary btn-xs"
+              >
+                Détails
+              </NuxtLink>
             </div>
           </template>
         </DataTable>