Show how developer would add HowTo in config file,
args property is used to inject properties into liquid template, any property set in args can be access in liquid template with {{ keyName }}
file property appends extracted content of a file to liquid template, using JSONPath or the extract property that uses LLM to extract content from file
Developers MUST create a liquid template in .code-narrator/gpt_questions, this template file is used to ask GPT question