DT Schema enhacement

[caviri]

Context

Solution

Acceptance Criteria

[caviri]

Data models should be validated using a tool such as pydantic.

Code removed from codebase:

# odtp
# Copyright 2023 - Swiss Data Science Center (SDSC)
# A partnership between École Polytechnique Fédérale de Lausanne (EPFL) and
# Eidgenössische Technische Hochschule Zürich (ETHZ).

from pydantic import BaseModel

from datetime import datetime

class Release(BaseModel):
    """
    This class represents a release of a repository.
    Parameters
    ----------
    tag: str
        The tag of the release.
    date: datetime.datetime
        The date of the release.
    commit_hash: str
        The commit hash of the release.
    """

    tag: str
    date: datetime
    commit_hash: str