How do I generate documents automatically without database

[snowmoon2]

I am a Chinese.
So the whole content comes from machine translation.

This is my interface:

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Because the implementation of the function does not need database or template.
I didn't write any code in models.py. (Of course none in serializers.py.)
But I wish it could also automatically generate Request Body table and Interact.

• Now:

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• Expected:

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Where should I set the request and response parameters?
Is there a minimal configuration?
Thanks a lot!