diff --git a/Scripts/core_manager.gd b/Scripts/core_manager.gd
new file mode 100644
index 0000000..32b0a90
--- /dev/null
+++ b/Scripts/core_manager.gd
@@ -0,0 +1,30 @@
+extends Node
+func _ready ():
+	start_build()
+var game_time := 0.0 #aktualny czas w grze
+var build_duration := 10.0
+var finish_time := 0.0
+var is_building := false
+
+func _process(delta):
+	game_time += delta * Settings.time_scale
+	#print(now())
+	
+	if is_building:
+		if game_time >= finish_time:
+			finish_building()
+
+func now() -> float:
+	return game_time
+	
+func start_build():
+	# ustawiamy czas zakończenia budowy na current_time + build_duration
+	finish_time = game_time + build_duration
+	is_building = true
+	print("Budowa rozpoczęta. Zakończy się o czasie:", finish_time)
+	
+	
+func finish_building():
+	is_building = false
+	print("Budowa zakończona w czasie gry:", game_time)
+	
diff --git a/Scripts/core_manager.gd.uid b/Scripts/core_manager.gd.uid
new file mode 100644
index 0000000..7e3673d
--- /dev/null
+++ b/Scripts/core_manager.gd.uid
@@ -0,0 +1 @@
+uid://cfp08u5odbrej
diff --git a/Scripts/pisanie_tekstu_strona_start.gd b/Scripts/pisanie_tekstu_strona_start.gd
index 6795fb0..886b2ce 100644
--- a/Scripts/pisanie_tekstu_strona_start.gd
+++ b/Scripts/pisanie_tekstu_strona_start.gd
@@ -4,7 +4,6 @@ var index  : float = 0
 var index_integer = 0
 @onready var GNN_lenght = get_node ("Label/GIN").get_total_character_count()
 func _ready():
-	
 	# teraz chowamy niepotrzebne teksty
 	$Label/Nazwa_statku.hide()
 	$Label/Nazwa_statku.visible_characters = 0
diff --git a/Scripts/settings.gd b/Scripts/settings.gd
new file mode 100644
index 0000000..adf8ec5
--- /dev/null
+++ b/Scripts/settings.gd
@@ -0,0 +1,4 @@
+extends Node
+#Opcje konfiguracyjne
+
+var time_scale := 1 #mnożnik czasu (x1 normalny)
diff --git a/Scripts/settings.gd.uid b/Scripts/settings.gd.uid
new file mode 100644
index 0000000..0844a4c
--- /dev/null
+++ b/Scripts/settings.gd.uid
@@ -0,0 +1 @@
+uid://45qg56i64o8p
diff --git a/default_bus_layout.tres b/default_bus_layout.tres
index f511725..2bb4ee8 100644
--- a/default_bus_layout.tres
+++ b/default_bus_layout.tres
@@ -1,4 +1,4 @@
-[gd_resource type="AudioBusLayout" format=3 uid="uid://clgkeb5hrksja"]
+[gd_resource type="AudioBusLayout" load_steps=0 format=3 uid="uid://clgkeb5hrksja"]
 
 [resource]
 bus/1/name = &"Music"
diff --git a/play.tscn b/play.tscn
index 286acab..0219489 100644
--- a/play.tscn
+++ b/play.tscn
@@ -1,4 +1,4 @@
-[gd_scene format=3 uid="uid://db3qkr4k5gpbh"]
+[gd_scene load_steps=0 format=3 uid="uid://db3qkr4k5gpbh"]
 
 [node name="Control" type="Control"]
 layout_mode = 3
diff --git a/project.godot b/project.godot
index 0f62db9..73eeed9 100644
--- a/project.godot
+++ b/project.godot
@@ -17,6 +17,8 @@ config/icon="res://icon.svg"
 
 [autoload]
 
+Settings="*res://Scripts/settings.gd"
+CoreManager="*res://Scripts/core_manager.gd"
 BackgroundMusic="*res://sceny/background_music.tscn"
 
 [internationalization]