feat: hooking observability.

Game/Level/LevelServiceSource.cs

@@ -1,3 +1,5 @@
+using System;
+using System.Diagnostics;
 using Godot;
 using GodotHostTest.AetherBind;
 using GodotHostTest.Game.Target;
@@ -19,8 +21,13 @@ public partial class LevelServiceSource : ServiceSource
 
     [WithProvider]
     private void OnScopeCreated(IValueSetter<ITargetCollector> targetCollector,
-        IValueSetter<ITargetSpawner> targetSpawner)
+        IValueSetter<ITargetSpawner> targetSpawner, ActivitySource activitySource, IValueSetter<Activity> activity)
     {
+        // ReSharper disable once ExplicitCallerInfoArgument - the caller name is not significant in this case
+        var activityValue = activitySource.StartActivity("Level") ??
+                            throw new InvalidOperationException(
+                                "No listeners for the activity - is OpenTelemetry running?");
+        activity.Set(activityValue);
         targetCollector.Set(_targetSpawner);
         targetSpawner.Set(_targetSpawner);
     }

Game/Level/LevelServices.cs

@@ -1,3 +1,4 @@
+using System.Diagnostics;
 using GodotHostTest.AetherBind;
 using GodotHostTest.Interfaces;
 using OwofGames.GodotLume;
@@ -12,6 +13,8 @@ public static class LevelServices
             // current level / level data management
             .AddSingleton<ICurrentLevel, CurrentLevel>()
             .AddInstance<ILevelDataProvider, LevelsData>(levelsData)
+            // value provider for activity
+            .AddValueProvider<Activity, LevelScope>()
             // value providers to send data into level scope
             .AddValueProvider<ILevel, RootScope, LevelScope>()
             // value provider for level scope setup

Game/Root/GameServiceSource.cs

@@ -3,6 +3,8 @@ using GodotHostTest.Game.Level;
 using GodotHostTest.Game.Score;
 using GodotHostTest.Game.Target;
 using GodotHostTest.Interfaces;
+using Microsoft.Extensions.DependencyInjection;
+using OwofGames.AetherBind.Observability;
 using OwofGames.GodotLume;
 using RootServiceSource = GodotHostTest.AetherBind.RootServiceSource;
 
@@ -19,4 +21,9 @@ public partial class GameServiceSource : RootServiceSource
             .AddSingleton<IScore, TotalScore>()
             .AddLevelServices(_levelsData);
     }
+
+    protected override void ConfigureServices(IServiceCollection serviceCollection)
+    {
+        serviceCollection.AddObservability();
+    }
 }

Game/Turret/Turret.cs

@@ -1,5 +1,6 @@
 using Godot;
 using GodotHostTest.AetherBind;
+using Microsoft.Extensions.Logging;
 using OwofGames.AetherBind;
 
 namespace GodotHostTest.Game.Turret;
@@ -7,10 +8,12 @@ namespace GodotHostTest.Game.Turret;
 public partial class Turret : Sprite2D
 {
     [Export] private Node2D _launcher = null!;
+    [Inject] private ILogger<Turret> _logger = null!;
     [Export] private PackedScene _projectilePackedScene = null!;
 
     private double _rotationDirection;
     [Export] private double _rotationSpeed = 6;
+
     [Inject] private ISceneInstantiator _sceneInstantiator = null!;
 
     private void OnTimerTimeout()
@@ -18,6 +21,7 @@ public partial class Turret : Sprite2D
         var projectile = _sceneInstantiator.Instantiate<Node2D>(_projectilePackedScene);
         projectile.Rotation = _launcher.Rotation;
         AddChild(projectile);
+        _logger.LogInformation("Projectile launched.");
     }
 
     public override void _Input(InputEvent @event)