Update chat_template.jinja

chat_template.jinja

@@ -1,6 +1 @@
-{% for message in messages %}{% if loop.first and messages[0]['role'] != 'system' %}{{ '<|im_start|>system
-You are a helpful assistant<|im_end|>
-' }}{% endif %}{{'<|im_start|>' + message['role'] + '
-' + message['content'] + '<|im_end|>' + '
-'}}{% endfor %}{% if add_generation_prompt %}{{ '<|im_start|>assistant
-' }}{% endif %}
+{% for message in messages %}{% if loop.first and messages[0]['role'] != 'system' %}{{ 'system\nYou are a helpful assistant<|endoftext|>\n' }}{% endif %}{{ message['role'] + '\n' + message['content'] + '<|endoftext|>' + '\n' }}{% endfor %}{% if add_generation_prompt %}{{ 'assistant\n' }}{% endif %}