move types to types file

src/lib/types.ts

@@ -0,0 +1,24 @@
+export type AudioPlayerElement = HTMLAudioElement | undefined;
+
+export interface AudioMetadata {
+	title: string;
+	artwork: string;
+}
+
+export interface AudioLoadData extends AudioMetadata {
+	src: string;
+}
+
+export interface AudioLoadOptions {
+	autoplay: boolean;
+	start_at?: number;
+}
+
+export interface EpisodeProgress {
+	current_time: number;
+}
+
+export interface UserPreferences {
+	playback_rate: number;
+	volume: number;
+}