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

scripts/SettingsMenu.gd

@@ -40,10 +40,13 @@ func _on_volume_slider_changed(value, setting_key):
 
 	if bus_map.has(setting_key):
 		var bus_index = AudioServer.get_bus_index(bus_map[setting_key])
-		if bus_index >= 0:
+		if bus_index < 0:
+			return
+		if setting_key == "music_volume":
+			AudioManager.update_music_volume(value)
+		else:
 			AudioServer.set_bus_volume_db(bus_index, linear_to_db(value))
 
-
 func _input(event):
 	if event.is_action_pressed("ui_cancel") or event.is_action_pressed("ui_menu_toggle"):
 		print("ESC pressed in settings")