Added a scene for a level, with a track that shrinks (at least visually)

src/game/level.gd

@@ -0,0 +1,35 @@
+extends Node2D
+#constants
+## initial width of the drawn track
+@export var starting_width := 50.0
+## amount of pixels that the width decreases every second
+@export var shrink_factor := .1
+## the diefference between the track's width and the maximum distance of the car from the center of the track. Should be about half the width of the car
+@export var max_distance_offset := .5
+
+#references
+## reference to the path describing the track
+@export var path: Path2D
+## reference to the line that draws the visual track
+@export var line: Line2D
+
+#variables
+var width
+var running = true
+
+# Called when the node enters the scene tree for the first time.
+func _ready():
+	width = starting_width
+	line.set_width(width)
+	line.set_points(path.curve.get_baked_points())
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta):
+	if (running):
+		width -= shrink_factor * delta
+		update_line()
+
+
+func update_line():
+	line.set_width(width)