List documented services

curl --request GET \
  --url https://api.case.dev/services \
  --header 'Authorization: Bearer <token>'

{
  "services": [
    {
      "id": "<string>",
      "name": "<string>",
      "description": "<string>",
      "icon": "<string>",
      "href": "<string>",
      "order": 123
    }
  ]
}