Create a new department

curl --request POST \
  --url http://localhost/api/departments \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "location": "<string>",
  "building": "<string>",
  "floor": 123
}'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "location": "<string>",
  "building": "<string>",
  "floor": 123,
  "rooms": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ]
}