correction global incertaainty en mode single

app/voting.py

@@ -98,7 +98,11 @@ async def soft_voting(model_configs,image_bytes: bytes,mode,show_heatmap):
     final_confidence = float(mean_probs[final_class])
     entropy=float(compute_entropy_safe(mean_probs))
     jsd_score = float(compute_js_divergence(all_probs))
-    is_global_uncertain = any(models_uncertainties) and jsd_score > shannon_threashold
+    if mode=='single':
+        is_global_uncertain=models_uncertainties[0]
+    else:
+        is_global_uncertain = any(models_uncertainties) and jsd_score > shannon_threashold
+
     logger.info(f"✅ Vote terminé : classe={final_class}"
                 f"confiance={final_confidence:.4f}\n"
                 f"entropy={entropy:.4f}\n"