### departements

#### GET /departements
```json
[
    {
        "acronym": "TAPI",
        "date_creation": "2022-08-20T12:00:00.000000+02:00",
        "dept_name": "TAPI",
        "description": null,
        "id": 1,
        "visible": true
    },
    {
        "acronym": "AA",
        "date_creation": "2022-08-20T12:00:00.000000+02:00",
        "dept_name": "AA",
        "description": null,
        "id": 2,
        "visible": true
    },
    "..."
]
```