fix: support gltf uploads with local preview

components/UploadZone.tsx

@@ -60,6 +60,12 @@ export default function UploadZone() {
   })
 
   const handleFolderSelected = (entry: FolderEntry) => {
+    entries.forEach((current) => {
+      const urls = new Set<string>()
+      if (current.modelUrl) urls.add(current.modelUrl)
+      Object.values(current.assetUrls || {}).forEach((url) => urls.add(url))
+      urls.forEach((url) => URL.revokeObjectURL(url))
+    })
     setGlobalError(null)
     setEntries([entry])
   }
@@ -78,12 +84,13 @@ export default function UploadZone() {
       {entries.length === 0 && (
         <p className="rounded-2xl border border-white/20 bg-black-800 px-4 py-3 text-xs text-gray-400 leading-relaxed text-center mb-3">
           Deposez un dossier complet contenant votre modele 3D nomme
-          {' '}<span className="font-mono text-gray-200">model.glb</span>
-          {' '}ainsi que toutes les textures necessaires.
-          {' '}Les textures peuvent etre en
+          {' '}<span className="font-mono text-gray-200">model.gltf</span>
+          {' '}ainsi que toutes les textures et fichiers binaires necessaires.
+          {' '}Les fichiers associes peuvent etre en
           {' '}<span className="font-mono text-gray-200">.png</span>,
           {' '}<span className="font-mono text-gray-200">.jpg</span>
-          {' '}ou <span className="font-mono text-gray-200">.webp</span>.
+          {' '}<span className="font-mono text-gray-200">.webp</span>
+          {' '}ou <span className="font-mono text-gray-200">.bin</span>.
           {' '}Utilisez un nom simple si la texture s&apos;applique au modele entier, et un nom detaille si elle correspond a une partie precise du modele,
           {' '}par exemple <span className="font-mono text-gray-200">color_porte.jpg</span>,
           {' '}<span className="font-mono text-gray-200">roughness_tuyaux.png</span>,