Add chat template

tokenizer_config.json

@@ -9,5 +9,6 @@
   },
   "bos_token": "<|endoftext|>",
   "eos_token": "<|endoftext|>",
-  "pad_token": "<|extra_204|>"
+  "pad_token": "<|extra_204|>",
+  "chat_template": "{{ bos_token }}{{ '以下は、タスクを説明する指示と、文脈のある入力の組み合わせです。要求を適切に満たす応答を書きなさい。\n\n' }}{% if messages[0]['role'] == 'system' %}{{ messages[0]['content'] + '\n\n' }}{% set messages = messages[1:] %}{% endif %}{% for message in messages %}{% if message['role'] == 'user' %}{{ '### 指示:\n' + message['content'] + '\n\n' }}{% elif message['role'] == 'assistant' %}{{ '### 応答:\n' + message['content'] + eos_token }}{% if not loop.last %}{{ '\n\n' }}{% endif %}{% endif %}{% if loop.last and add_generation_prompt %}{{ '### 応答:\n' }}{% endif %}{% endfor %}"
 }