Add chat_template into the tokenizer

tokenizer_config.json

@@ -7,5 +7,6 @@
   "pad_token": "<pad>",
   "padding_side": "right",
   "tokenizer_class": "BloomTokenizer",
-  "unk_token": "<unk>"
+  "unk_token": "<unk>",
+  "chat_template": "{% if not add_generation_prompt is defined %}{% set add_generation_prompt = false %}{% endif %}{% for message in messages %}{% if message['role'] == 'user' %}{{ '### Câu hỏi: ' + message['content'].strip() }}{% elif message['role'] == 'assistant' %}{{ '\n### Trả lời: ' + message['content'] + eos_token }}{% endif %}{% if loop.last %}{% if message['role'] == 'user' and add_generation_prompt %}{{ '\n### Trả lời:' }}{% endif %}{% endif %}{% endfor %}"
 }