add rule ranges to neighborhood resource

Assets/Resources/neighborhood.gd

@@ -1 +1,21 @@
 extends Resource
+class_name Neighborhood
+
+@export var spawn_range : Vector2i
+@export var stable_range : Vector2i
+
+
+func get_spawn_range() -> Vector2i:
+    return spawn_range
+
+
+func get_stable_range() -> Vector2i:
+    return stable_range
+
+
+func add_to_spawn_range(v : Vector2i):
+    spawn_range = spawn_range + v
+
+
+func add_to_stable_range(v : Vector2i):
+    stable_range = stable_range + v