feat: add game bootstrap for mouse capture handling

src/Bootstrap/GameBootstrap.cs

@@ -1,8 +0,0 @@
-using Godot;
-
-namespace Game.Bootstrap;
-
-public partial class GameBootstrap : Node
-{
-
-}

src/Godot/Bootstrap/GameBootstrap.cs

@@ -0,0 +1,27 @@
+using Game.Godot.Mappings;
+using Godot;
+
+namespace Game.Godot.Bootstrap;
+
+public partial class GameBootstrap : Node
+{
+    private static void ToggleMouseCapture()
+    {
+        Input.MouseMode = Input.MouseMode == Input.MouseModeEnum.Captured
+            ? Input.MouseModeEnum.Visible
+            : Input.MouseModeEnum.Captured;
+    }
+
+    public override void _Ready()
+    {
+        Input.MouseMode = Input.MouseModeEnum.Captured;
+    }
+
+    public override void _UnhandledInput(InputEvent @event)
+    {
+        if (@event.IsActionPressed(InputAction.Cancel.ActionName()))
+        {
+            ToggleMouseCapture();
+        }
+    }
+}

src/Scenes/GameWorld.tscn

@@ -3,6 +3,7 @@
 [ext_resource type="Texture2D" uid="uid://b5i827vmueyei" path="res://assets/textures/skyboxes/skybox_emx_19.png" id="1_g4n7o"]
 [ext_resource type="PackedScene" uid="uid://curuqmbndymi6" path="res://src/Scenes/FloorCeilingHr42.tscn" id="2_1kpcd"]
 [ext_resource type="PackedScene" uid="uid://bka1dmgdi5btd" path="res://src/Features/Player/Godot/PlayerNode.tscn" id="2_mvtit"]
+[ext_resource type="Script" uid="uid://drctu5y21ey2y" path="res://src/Godot/Bootstrap/GameBootstrap.cs" id="3_bootstrap"]
 
 [sub_resource type="PanoramaSkyMaterial" id="PanoramaSkyMaterial_epykj"]
 panorama = ExtResource("1_g4n7o")
@@ -16,6 +17,7 @@ sky = SubResource("Sky_1kpcd")
 glow_enabled = true
 
 [node name="GameWorld" type="Node" unique_id=222644234]
+script = ExtResource("3_bootstrap")
 
 [node name="DirectionalLight3D" type="DirectionalLight3D" parent="." unique_id=1669211403]
 transform = Transform3D(-0.8660254, -0.43301278, 0.25, 0, 0.49999997, 0.86602545, -0.50000006, 0.75, -0.43301266, 0, 0, 0)