type Query {
    """Access a repository by reference/name. If no ref is given, the default repository is returned if any."""
    repository(ref: String): Repository

    """List all registered repositories."""
    repositories(
      """Returns the elements in the list that come after the specified cursor."""
      after: String
      """Returns the elements in the list that come before the specified cursor."""
      before: String
      """Returns the first _n_ elements from the list."""
      first: Int
      """Returns the last _n_ elements from the list."""
      last: Int
    ): RepositoryConnection!
}

type Mutation # See each entity mutations