Update README.md

Update chat template to the example

README.md

@@ -20,5 +20,15 @@ pip install gbx-lm
 from gbx_lm import load, generate
 
 model, tokenizer = load("GreenBitAI/DeepSeek-R1-Distill-Qwen-14B-layer-mix-bpw-4.0-mlx")
-response = generate(model, tokenizer, prompt="hello", verbose=True)
+
+prompt = "How can I make an apple cake"
+
+if tokenizer.chat_template is not None:
+    messages = [{"role": "user", "content": prompt}]
+    prompt = tokenizer.apply_chat_template(
+        messages, add_generation_prompt=True
+    )
+    prompt = tokenizer.decode(prompt)
+
+response = generate(model, tokenizer, prompt=prompt, verbose=True, max_tokens=4096)
 ```