First commit 🎉

addons/popochiu/engine/audio_manager/audio_cue_music.gd

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+@tool
+class_name AudioCueMusic
+extends PopochiuAudioCue
+## A specific type of [PopochiuAudioCue] designed for playing music.
+
+
+#region Public #####################################################################################
+## Plays this audio cue. It can fade for [param fade_duration] seconds, and you can change the track
+## starting position in seconds with [param music_position].
+func play(fade_duration := 0.0, music_position := 0.0) -> void:
+	PopochiuUtils.e.am.play_music_cue(resource_name, fade_duration, music_position)
+
+
+## Plays this audio cue. It can fade for [param fade_duration] seconds, and you can change the track
+## starting position in seconds with [param music_position].[br][br]
+## [i]This method is intended to be used inside a [method Popochiu.queue] of instructions.[/i]
+func queue_play(fade_duration := 0.0, music_position := 0.0) -> Callable:
+	return func ():
+		await play(fade_duration, music_position)
+		await PopochiuUtils.e.get_tree().process_frame
+
+
+#endregion