Feat/pydantic utils (#258) (#259)

* Add pydantic utils:

Add a sqlalchemy_parser for Pydantic. Parser models with a Meta class to SQLAlchemy.

Define a Meta class like:

import SQLAModelName

class Meta:
    orm_model = "SQLAModelName"

* Update pyproject, pdm lockfile

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Co-authored-by: redjax <[email protected]>

Author: redjax