feat: more plugin work and intra-scope communication

Game/LevelsData.cs

@@ -0,0 +1,16 @@
+using Godot;
+using GodotHostTest.Interfaces;
+
+namespace GodotHostTest.Game;
+
+[GlobalClass]
+public partial class LevelsData : Resource, ILevelDataProvider
+{
+    [Export] private LevelData[] _levelDataEntries = [];
+
+    public ILevel GetLevelData(int levelNumber)
+    {
+        var entry = _levelDataEntries[levelNumber];
+        return entry;
+    }
+}