Change object detection to it's own layer so it doesn't crash on non-objects

data/character/character.tscn

@@ -53,6 +53,7 @@ corner_radius_bottom_right = 10
 corner_radius_bottom_left = 10
 
 [node name="character" type="CharacterBody2D"]
+collision_layer = 3
 script = ExtResource("1_qlitf")
 
 [node name="camera" type="Camera2D" parent="."]
@@ -70,6 +71,7 @@ libraries = {
 
 [node name="raycast" type="RayCast2D" parent="body_pivot"]
 target_position = Vector2(0, -100)
+collision_mask = 2
 
 [node name="body" type="Sprite2D" parent="body_pivot"]
 scale = Vector2(0.2, 0.2)

data/objects/stone.tscn

@@ -35,6 +35,7 @@ _data = {
 }
 
 [node name="stone" type="StaticBody2D"]
+collision_layer = 3
 script = SubResource("GDScript_d7f4g")
 
 [node name="collision" type="CollisionShape2D" parent="."]

data/objects/tree.tscn

@@ -35,6 +35,7 @@ _data = {
 }
 
 [node name="tree" type="StaticBody2D"]
+collision_layer = 3
 script = SubResource("GDScript_si3d7")
 
 [node name="collision" type="CollisionShape2D" parent="."]