{%- for message in messages %}{%- if message['role'] == 'user' %}{{- '<|im_start|>user\n' + message['content'].strip() + '<|im_end|>\n' }}{%- elif message['role'] == 'assistant' %}{{- '<|im_start|>assistant\n' + message['content'].strip() + '<|im_end|>\n' }}{%- endif %}{%- endfor %}{%- if add_generation_prompt %}{{- '<|im_start|>assistant\n<think>\n' }}{%- endif %}