Add chat_template to tokenizer_config.json

tokenizer_config.json

@@ -15,5 +15,6 @@
   "model_max_length": 8192,
   "pad_token": "<|endoftext|>",
   "tokenizer_class": "Phi3SmallTokenizer",
-  "trust_remote_code": true
-}
+  "trust_remote_code": true,
+  "chat_template": "{{ bos_token }}{% for message in messages %}{{'<|' + message['role'] + '|>' + '\n' + message['content'] + '<|end|>\n' }}{% endfor %}{% if add_generation_prompt %}{{ '<|assistant|>\n' }}{% else %}{{ eos_token }}{% endif %}"
+}