feat(piece) : add quantity display and input to composant edit page

app/pages/component/[id]/edit.vue

@@ -166,9 +166,20 @@
             <div v-if="structureSelections.pieces.length" class="space-y-2">
               <h3 class="font-semibold text-sm text-base-content">Pièces choisies</h3>
               <ul class="list-disc list-inside space-y-1 text-sm">
-                <li v-for="entry in structureSelections.pieces" :key="`selected-piece-${entry.path}-${entry.id}`">
+                <li v-for="entry in structureSelections.pieces" :key="`selected-piece-${entry.path}-${entry.id}`" class="flex items-center gap-2">
                   <span class="font-medium">{{ entry.resolvedName }}</span>
+                  <span v-if="(entry.quantity ?? 1) > 1" class="text-sm text-base-content/60">×{{ entry.quantity }}</span>
                   <span class="text-xs text-base-content/70"> — {{ entry.requirementLabel }}</span>
+                  <input
+                    v-if="canEdit && entry._definition"
+                    v-model.number="entry._definition.quantity"
+                    type="number"
+                    :min="1"
+                    step="1"
+                    placeholder="Qté"
+                    class="input input-bordered input-xs w-16 ml-auto"
+                    @input="entry._definition.quantity = Math.max(1, entry._definition.quantity || 1)"
+                  />
                 </li>
               </ul>
             </div>

app/shared/utils/structureSelectionUtils.ts

@@ -3,6 +3,8 @@ export type SelectionEntry = {
   path: string
   requirementLabel: string
   resolvedName: string
+  quantity?: number
+  _definition?: Record<string, any>
 }
 
 export type StructureSelectionResult = {
@@ -59,6 +61,8 @@ export function collectStructureSelections(
         path: isNonEmptyString(entry?.path) ? entry.path : `${nodePath}:piece-${index + 1}`,
         requirementLabel: resolvers.resolvePieceLabel(definition),
         resolvedName: catalogPiece?.name || selectedId,
+        quantity: typeof definition?.quantity === 'number' ? definition.quantity : undefined,
+        _definition: definition,
       })
     })