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I'm using https://github.com/Artory/drf-hal-json/ that basically provides custom base serializers that add dynamically fields like _links into the response via the to_representation method.

I tried to somehow get that into the schema as well, but I'm getting stuck. Are there any directions on what I need to provide/subclass/overwrite, so to make it work?

I imagine I could inspect my seri

Probably use ODMantic: https://github.com/art049/odmantic

How would you test the implementation? mock a mongo db?