Implement core game functionality with AppRoot, SaveClient, PlayerRepository, and LevelRepository classes

common/AppRoot.cs

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+using Chickensoft.AutoInject;
+using Chickensoft.Introspection;
+using Godot;
+using Mr.BrickAdventures.data;
+using Mr.BrickAdventures.game.repositories;
+using Mr.BrickAdventures.game.services;
+
+namespace Mr.BrickAdventures.common;
+
+[Meta(typeof(IAutoNode))]
+public partial class AppRoot : Node2D, IProvide<PlayerRepository>, IProvide<LevelRepository>, IProvide<SaveClient>, IProvide<SaveService>
+{
+    public override void _Notification(int what) => this.Notify(what);
+
+    private readonly SaveClient _save = new("user://savegame.save", version: 2);
+    private readonly PlayerRepository _players = new();
+    private readonly LevelRepository _levels = new();
+    private SaveService _saveService = null!;
+
+    PlayerRepository IProvide<PlayerRepository>.Value() => _players;
+    LevelRepository  IProvide<LevelRepository>.Value()  => _levels;
+    SaveClient       IProvide<SaveClient>.Value()       => _save;
+    SaveService      IProvide<SaveService>.Value()      => _saveService;
+    
+
+    public void OnReady()
+    {
+        _saveService = new SaveService(_players, _levels, _save);
+
+        _saveService.TryLoad();
+
+        this.Provide();
+    }
+}

common/AppRoot.cs.uid

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+uid://dg2l7cw6da4vb