feat: add initial architecture

src/Features/Player/Domain/PlayerData.cs

@@ -0,0 +1,8 @@
+using Game.Shared.Domain;
+
+namespace Game.Features.Player.Domain;
+
+public class PlayerData
+{
+    public EntityId Id { get; private set; }
+}

src/Features/Player/Domain/PlayerData.cs.uid

@@ -0,0 +1 @@
+uid://cjblpuqhlu1yf