Roughly planning asset locking

src/asset/assetpaletteimage.h

@@ -0,0 +1,17 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+#define ASSET_PALETTE_IMAGE_SIZE_MAX (256*256)
+
+typedef struct {
+  uint32_t width;
+  uint32_t height;
+  uint8_t data[ASSET_PALETTE_IMAGE_SIZE_MAX];
+} assetpaletteimage_t;