feat: add two-handed flashlight interactions

src/Features/Items/Godot/Flashlight/FlashlightHeldView.tscn

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+[gd_scene load_steps=3 format=3 uid="uid://dy6p2w9m4c8kr"]
+
+[sub_resource type="StandardMaterial3D" id="Material_flashlight"]
+albedo_color = Color(0.08, 0.09, 0.1, 1)
+metallic = 0.65
+roughness = 0.3
+
+[sub_resource type="CylinderMesh" id="Mesh_flashlight"]
+material = SubResource("Material_flashlight")
+top_radius = 0.055
+bottom_radius = 0.07
+height = 0.32
+radial_segments = 12
+
+[node name="FlashlightHeldView" type="Node3D"]
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, -4.371139e-08, -1, 0, 1, -4.371139e-08, 0, 0, -0.08)
+mesh = SubResource("Mesh_flashlight")
+
+[node name="SpotLight3D" type="SpotLight3D" parent="."]
+visible = false
+light_energy = 3.0
+shadow_enabled = true
+spot_range = 14.0
+spot_angle = 24.0

src/Features/Items/Godot/Flashlight/FlashlightItem.tscn

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+[gd_scene load_steps=6 format=3 uid="uid://cv8m3q1y6r4nf"]
+
+[ext_resource type="Script" uid="uid://a5q9y2d7m4v8p" path="res://src/Features/Items/Godot/Flashlight/FlashlightItemController.cs" id="1_script"]
+[ext_resource type="PackedScene" uid="uid://dy6p2w9m4c8kr" path="res://src/Features/Items/Godot/Flashlight/FlashlightHeldView.tscn" id="2_held"]
+
+[sub_resource type="StandardMaterial3D" id="Material_flashlight"]
+albedo_color = Color(0.08, 0.09, 0.1, 1)
+metallic = 0.65
+roughness = 0.3
+
+[sub_resource type="CylinderMesh" id="Mesh_flashlight"]
+material = SubResource("Material_flashlight")
+top_radius = 0.055
+bottom_radius = 0.07
+height = 0.32
+radial_segments = 12
+
+[sub_resource type="CapsuleShape3D" id="Shape_flashlight"]
+radius = 0.07
+height = 0.32
+
+[node name="FlashlightItem" type="RigidBody3D" node_paths=PackedStringArray("Collision", "WorldVisual", "WorldLight")]
+mass = 0.4
+script = ExtResource("1_script")
+DefinitionId = "flashlight"
+DisplayName = "latarkę"
+Collision = NodePath("CollisionShape3D")
+WorldVisual = NodePath("WorldVisual")
+HeldViewScene = ExtResource("2_held")
+WorldLight = NodePath("WorldVisual/SpotLight3D")
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, -4.371139e-08, -1, 0, 1, -4.371139e-08, 0, 0, 0)
+shape = SubResource("Shape_flashlight")
+
+[node name="WorldVisual" type="Node3D" parent="."]
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="WorldVisual"]
+transform = Transform3D(1, 0, 0, 0, -4.371139e-08, -1, 0, 1, -4.371139e-08, 0, 0, 0)
+mesh = SubResource("Mesh_flashlight")
+
+[node name="SpotLight3D" type="SpotLight3D" parent="WorldVisual"]
+visible = false
+light_energy = 3.0
+shadow_enabled = true
+spot_range = 14.0
+spot_angle = 24.0

src/Features/Items/Godot/Flashlight/FlashlightItemController.cs

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+using Game.Features.Items.Contracts;
+using Game.Features.Items.Domain.Flashlight;
+using Game.Features.Items.Godot;
+using Godot;
+
+namespace Game.Features.Items.Godot.Flashlight;
+
+public partial class FlashlightItemController : WorldItemController
+{
+    [Export] public SpotLight3D WorldLight;
+
+    private SpotLight3D _heldLight;
+    protected override IItemInstance CreateItemInstance(ItemInfo itemInfo) => new FlashlightItemInstance(itemInfo);
+
+    protected override void OnHeldViewCreated(Node3D heldView)
+    {
+        _heldLight = heldView.GetNodeOrNull<SpotLight3D>("SpotLight3D");
+    }
+
+    protected override void OnHeldViewRemoving(Node3D heldView)
+    {
+        _heldLight = null;
+    }
+
+    protected override void OnPresentationChanged(IItemInstance item)
+    {
+        bool isOn = item is FlashlightItemInstance flashlight && flashlight.IsOn;
+
+        if (WorldLight is not null)
+        {
+            WorldLight.Visible = isOn && !IsHeld;
+        }
+
+        if (_heldLight is not null)
+        {
+            _heldLight.Visible = isOn;
+        }
+    }
+}

src/Features/Items/Godot/Flashlight/FlashlightItemController.cs.uid

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+uid://a5q9y2d7m4v8p