feat: add sceneManager; add playerSpawnPos to sceneEntrance and sceneManager; update player node to use value from sceneManager; make sceneManager autoloaded;

Scenes/SceneManager/scene_manager.gd

@@ -0,0 +1,12 @@
+extends Node2D
+
+var player_next_scene_spawn_pos: Vector2
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass

Scenes/SceneManager/scene_manager.gd.uid

@@ -0,0 +1 @@
+uid://bghfl5hagv6q1

Scenes/SceneManager/scene_manager.tscn

@@ -0,0 +1,6 @@
+[gd_scene format=3 uid="uid://6txu74mchftj"]
+
+[ext_resource type="Script" uid="uid://bghfl5hagv6q1" path="res://Scenes/SceneManager/scene_manager.gd" id="1_car14"]
+
+[node name="SceneManager" type="Node2D" unique_id=402183888]
+script = ExtResource("1_car14")