avante.nvim/lua/avante/templates/_context.avanterules

{%- if use_xml_format -%}
{%- if selected_code -%}
<context>
```{{code_lang}}
{{file_content}}
```
</context>

<code>
```{{code_lang}}
{{selected_code}}
```
</code>
{%- else -%}
<code>
```{{code_lang}}
{{file_content}}
```
</code>
{%- endif %}
{% else %}
{%- if selected_code -%}
CONTEXT:
```{{code_lang}}
{{file_content}}
```

CODE:
```{{code_lang}}
{{selected_code}}
```
{%- else -%}
CODE:
```{{code_lang}}
{{file_content}}
```
{%- endif %}{%- endif %}