Add Name component

Author: GeorchW

src/Entity.cs

@@ -67,7 +67,7 @@ public ref T GetOrAdd<T>() where T : struct
         }
         public void Delete() => CurrentScene.DeleteEntity(this);
 
-        public override string ToString() => $"Entity {Id} (v{Version})";
+        public override string ToString() => Has<NameComponent>() ? Get<NameComponent>().Name : $"EID {Id} (v{Version})";
 
         public override bool Equals(object? obj) => obj is Entity other && this == other;
         public override int GetHashCode() => (int)(BitOperations.RotateLeft((uint)Id, 16) ^ Version);

src/NameComponent.cs

@@ -0,0 +1,8 @@
+namespace SimpleECS
+{
+    public struct NameComponent
+    {
+        public string Name;
+        public NameComponent(string name) => Name = name;
+    }
+}