import Foundation public struct SourceID: Hashable, Codable, Sendable { public let raw: UUID public init(_ raw: UUID = UUID()) { self.raw = raw } } public struct EntityID: Hashable, Codable, Sendable { public let source: SourceID public let remote: String public init(source: SourceID, remote: String) { self.source = source self.remote = remote } } public enum EntityKind: String, Codable, Sendable { case artist, album, track, playlist, station }