feat: add reprocess button to re-run AI background removal on image cards

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/components/images/ImageCard.tsx

@@ -11,6 +11,7 @@ interface ImageCardProps {
   onRemove: (id: string) => void
   onOpenLightbox: (item: ImageItem) => void
   onAssignProduct: (id: string, shopifyProductId: string, shopifyProductTitle: string) => void
+  onReprocess: (id: string) => void
 }
 
 const STATUS_LABELS: Record<string, { label: string; color: string }> = {
@@ -101,6 +102,7 @@ export function ImageCard({
   onRemove,
   onOpenLightbox,
   onAssignProduct,
+  onReprocess,
 }: ImageCardProps) {
   const statusInfo = STATUS_LABELS[item.status] ?? { label: item.status, color: 'text-slate-400' }
   const isProcessing = ['pending', 'converting', 'processing', 'searching', 'uploading'].includes(item.status)
@@ -201,6 +203,15 @@ export function ImageCard({
               ⬆️ Uploader
             </button>
           )}
+          {(item.status === 'ready' || item.status === 'uploaded' || item.status === 'skipped' || item.status === 'error' || item.status === 'not_found') && item.rawPngBlob && (
+            <button
+              onClick={() => onReprocess(item.id)}
+              title="Relancer le détourage IA"
+              className="py-1.5 px-2 text-xs bg-slate-800 hover:bg-amber-900 text-slate-400 hover:text-amber-300 rounded"
+            >
+              🔄
+            </button>
+          )}
           {item.status === 'uploaded' && item.uploadedUrl && (
             <a
               href={item.uploadedUrl}