Even more DotNet stuff, help

GlitchyEngineHelper/DotNetScriptingHelper/EcsEntity.cs

@@ -0,0 +1,23 @@
+namespace DotNetScriptingHelper;
+
+public readonly struct EcsEntity
+{
+    // Binary Format:
+    // Bits: [0 - 31] [32 - 64]
+    // Data: Version    Index
+
+    private readonly ulong _id;
+    
+    internal uint Version => (uint)_id;
+    
+    internal uint Index => (uint)(_id >> 32);
+    
+    public EcsEntity(uint index, uint version)
+    {
+        _id = ((ulong)index << 32) | version;
+    }
+
+    public bool IsValid => Index != InvalidEntity.Index;
+
+    public static readonly EcsEntity InvalidEntity = new(uint.MaxValue, 0);
+}