pydantic omit value - SERP Analysis

https://stackoverflow.com/questions/73198957/how-to-exclude-optional-unset-values-from-a-pydantic-model-using-fastapi

https://github.com/tiangolo/fastapi/issues/3314

https://skaaptjop.medium.com/how-i-use-pydantic-unrequired-fields-so-that-the-schema-works-0010d8758072

https://github.com/pydantic/pydantic/discussions/5461

https://www.reddit.com/r/learnpython/comments/18vxxzm/pydantic_v2_exclude_parameter_in_field_and/

https://docs.pydantic.dev/latest/concepts/fields/

https://docs.pydantic.dev/latest/concepts/models/

https://sentry.io/answers/exclude-one-or-more-fields-in-pydantic-model-from-appearing-in-fastapi-responses/

https://docs.pydantic.dev/latest/concepts/pydantic_settings/

https://docs.pydantic.dev/1.10/usage/exporting_models/