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

app.py

@@ -40,14 +40,13 @@ deepseek_model = "deepseek/deepseek-r1"
 # ----------------------------
 # DEFAULT QUESTION
 # ----------------------------
-DEFAULT_QUESTION = "What abnormality is in the brain MRI and what is the location?\nA) Tumour\nB) No tumour"
+DEFAULT_QUESTION = "What abnormality is in the brain MRI and what is the location?\nA) Tumour\nB) No tumour \nC) Other"
 
 QUESTION_TEMPLATE = """
 {Question}
 Your task: 
 1. Think through the question step by step, enclose your reasoning process in <think>...</think> tags. 
 2. Then provide the correct single-letter choice (A, B, C, D,...) inside <answer>...</answer> tags.
-3. No extra information or text outside of these tags.
 """
 
 # ----------------------------