Remove Clay and associated changes

game/app.odin

@@ -7,26 +7,23 @@ run :: proc() {
 	defer rl.CloseWindow()
 	rl.SetTargetFPS(60)
 
-	init_ui()
-	defer destroy_ui()
-
 	world := init_world()
 
 	for !rl.WindowShouldClose() {
 		dt := rl.GetFrameTime()
 
-		ui_prepare_frame(&world, dt)
 		update_world(&world, dt)
 
 		rl.BeginDrawing()
 		rl.ClearBackground(rl.Color{34, 139, 34, 255})
 
 		render_world(&world)
-		render_ui()
 		rl.EndDrawing()
 	}
 
 	delete(world.path)
 	delete(world.towers)
 	delete(world.events)
+
 }
+