@type t() :: %Lightning.Projects.ProjectCredential{
  __meta__: Ecto.Schema.Metadata.t(),
  credential:
    Lightning.Credentials.Credential.t() | Ecto.Association.NotLoaded.t() | nil,
  credential_id: term(),
  delete: term(),
  id: Ecto.UUID.t() | nil,
  inserted_at: term(),
  project:
    Lightning.Projects.Project.t() | Ecto.Association.NotLoaded.t() | nil,
  project_id: term(),
  updated_at: term()
}