add examples project

Raylib-cs.Examples/Samples.cs

@@ -0,0 +1,32 @@
+namespace Raylib_cs.Examples;
+
+public sealed class Samples : IDisposable
+{
+    public Samples()
+    {
+        Raylib.InitWindow(800, 450, nameof(Samples));
+        Raylib.SetTargetFPS(60);
+    }
+
+    public void Run()
+    {
+        while (!Raylib.WindowShouldClose())
+        {
+            Raylib.BeginDrawing();
+            Raylib.ClearBackground(Color.RAYWHITE);
+            Raylib.DrawText(
+                "Congrats! You created your first window!",
+                190,
+                200,
+                20,
+                Color.LIGHTGRAY
+            );
+            Raylib.EndDrawing();
+        }
+    }
+
+    public void Dispose()
+    {
+        Raylib.CloseWindow();
+    }
+}