feat: implement weapon framework, hitscan logic, and player movement controller with state management

weapons/base_hitscan_weapon.gd

@@ -146,6 +146,9 @@ func _shoot_hitscan() -> void:
 			
 		if result.collider.has_method("take_damage"):
 			result.collider.take_damage(damage, result.position, player)
+		else:
+			# Not a target, spawn a bullet hole
+			ImpactSpawner.spawn(get_tree(), "bullet", result.position, result.normal, 0.1)
 			
 		# Add this hit to exclude so next loop goes through it
 		var exc = query.exclude