Update app.py

app.py

@@ -43,9 +43,14 @@ with gr.Blocks(theme=gr.themes.Base(), css="body { background-color: #0f0f0f; co
         gpt_text = get_gpt_response(q)
         stats = get_model_config()
         stats_text = f"Layers: {stats['num_layers']} | Heads: {stats['num_heads']} | FFN: {stats['ffn_dim']} | Memory: {stats['memory_enabled']} | Phase: {stats['phase']} | Accuracy: {stats['accuracy']}"
+        # Update conversation history safely (avoids FutureWarning)
         new_row = [q, opt1, opt2, result["answer"], result["confidence"], result["reasoning"], result["context_used"]]
-        updated_df = pd.concat([hist, pd.DataFrame([new_row], columns=hist.columns)], ignore_index=True)
-        return evo_text, gpt_text, stats_text, updated_df
+        new_row_df = pd.DataFrame([new_row], columns=hist.columns)
+        if hist.empty:
+            updated_df = new_row_df
+        else:
+            updated_df = pd.concat([hist, new_row_df], ignore_index=True)
+
 
     # 🔁 Actual retraining
     def retrain_evo():