Add NOVA_VERSION_ macro

engine/include/nova/version.h

@@ -0,0 +1,11 @@
+/**
+ * Copyright (c) 2025, Jayden Grubb <contact@jaydengrubb.com>
+ * 
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#pragma once
+
+#define NOVA_VERSION_MAJOR 0
+#define NOVA_VERSION_MINOR 1
+#define NOVA_VERSION_PATCH 0