fix: Music does not play, if volume was 0 on game loads

scripts/AudioManager.gd

@@ -6,25 +6,42 @@ const MUSIC_PATH := "res://audio/Space Horror InGame Music (Exploration) _Clemen
 var is_music_playing := false
 
 func _ready():
-	if is_music_playing:
-		return
-
+	add_child(music_player)
 	var stream: AudioStream = load(MUSIC_PATH)
 	if not stream:
 		push_error("Failed to load music stream: %s" % MUSIC_PATH)
 		return
 
-	# Loop safely
 	if stream is AudioStreamWAV:
 		stream.loop_mode = AudioStreamWAV.LOOP_FORWARD
 	elif stream is AudioStreamOggVorbis:
 		stream.loop = true
 
-	# Setup player
 	music_player.stream = stream
 	music_player.bus = "Music"
 	music_player.volume_db = linear_to_db(SettingsManager.get_setting("music_volume"))
-	add_child(music_player)
-	music_player.play()
 
+	if SettingsManager.get_setting("music_volume") > 0:
+		_start_music()
+
+func update_music_volume(volume: float) -> void:
+	var volume_db = linear_to_db(volume)
+	music_player.volume_db = volume_db
+	AudioServer.set_bus_volume_db(AudioServer.get_bus_index("Music"), volume_db)
+
+	if volume > 0:
+		_start_music()
+	else:
+		_stop_music()
+
+func _start_music() -> void:
+	if is_music_playing:
+		return
+	music_player.play()
 	is_music_playing = true
+
+func _stop_music() -> void:
+	if not is_music_playing:
+		return
+	music_player.stop()
+	is_music_playing = false