Restore GPU version - remove CPU optimizations and restore GPU-compatible dependencies

app.py

@@ -146,7 +146,8 @@ with gr.Blocks(title="Brain MRI QA") as demo:
             clear_btn = gr.Button("Clear")
         # Right column
         with gr.Column():
-            llm_output = gr.Textbox(label="Detailed LLM Answer", interactive=False, lines=10)
+            # llm_output = gr.Textbox(label="Detailed LLM Answer", interactive=False, lines=10)
+            llm_output = gr.JSON(label="Detailed LLM Answer", interactive=False)
 
     submit_btn.click(
         fn=process_pipeline,