Fix variable scope error causing Internal Server Error

app.py

@@ -173,7 +173,9 @@ with gr.Blocks(theme=gr.themes.Soft(), title="Kimi 48B Fine-tuned - Inference")
     
     # GPU Info
     if torch.cuda.is_available():
-        gpu_info = f"### 🎮 Hardware: {torch.cuda.device_count()}x {torch.cuda.get_device_name(0)} ({total_vram:.1f}GB total VRAM)"
+        num_gpus = torch.cuda.device_count()
+        total_vram_ui = sum(torch.cuda.get_device_properties(i).total_memory / 1024**3 for i in range(num_gpus))
+        gpu_info = f"### 🎮 Hardware: {num_gpus}x {torch.cuda.get_device_name(0)} ({total_vram_ui:.1f}GB total VRAM)"
     else:
         gpu_info = "### ⚠️ Running on CPU (no GPU detected)"
     gr.Markdown(gpu_info)