Add chat_template for HuggingFace router compatibility

tokenizer_config.json

@@ -229,6 +229,7 @@
     }
   },
   "bos_token": null,
+  "chat_template": "{% for message in messages %}{% if message['role'] == 'system' %}<|im_start|>system\n{{ message['content'] }}<|im_end|>\n{% elif message['role'] == 'user' %}<|im_start|>user\n{{ message['content'] }}<|im_end|>\n{% elif message['role'] == 'assistant' %}<|im_start|>assistant\n{{ message['content'] }}<|im_end|>\n{% endif %}{% endfor %}{% if add_generation_prompt %}<|im_start|>assistant\n{% endif %}",
   "clean_up_tokenization_spaces": true,
   "eos_token": "|||IP_ADDRESS|||",
   "extra_special_tokens": {},