tooltips and ui

core/game_menu/option_menu.gd

@@ -1,5 +1,7 @@
 extends Control
 
+signal settings_requested
+
 const TRAIN_WHISTLE_STREAM: AudioStream = preload("res://tgcc/train/sounds/train_whistle2.mp3")
 
 @onready var play_button: Button = $%PlayButton
@@ -18,6 +20,7 @@ func _ready() -> void:
 	save_button.pressed.connect(_on_save_button_pressed)
 	quit_button.pressed.connect(_on_quit_button_pressed)
 	resume_button.pressed.connect(func(): UIEvents.resume_game_requested.emit())
+	settings_button.pressed.connect(func(): settings_requested.emit())
 
 func _on_play_button_pressed() -> void:
 	_play_train_horn()