add game menu

core/game_menu/highlighted_photo.gd

@@ -0,0 +1,18 @@
+extends Control
+
+@onready var photo: Photo = $%Photo
+@onready var panel: Panel = $%Panel
+
+func _ready() -> void:
+	GameState.on_photo_highlighted.connect(_on_photo_highlighted)
+
+func _on_photo_highlighted(texture: Texture) -> void:
+	if texture != photo.texture_rect.texture:
+		show()
+		photo.setup(texture)
+
+
+func _on_panel_gui_input(event: InputEvent) -> void:
+	if event is InputEventMouseButton and event.button_index == MOUSE_BUTTON_LEFT and event.pressed:
+		photo.texture_rect.texture = null
+		hide()