Migration to version 19.0

[OCA-git-bot]

Todo

https://github.com/OCA/maintainer-tools/wiki/Migration-to-version-19.0

Modules to migrate

• base_rest
• base_rest_auth_api_key
• base_rest_pydantic
• extendable
• fastapi
• pydantic
• rest_log

Missing module? Check https://github.com/OCA/maintainer-tools/wiki/%5BFAQ%5D-Missing-modules-in-migration-issue-list

[rven]

fastapi -> #569