well, that works

entities/testEntity/index.ts

@@ -1,4 +1,11 @@
-import { createEntity } from "#/engine/Entity.ts";
+import { useEntity } from "#/engine/Entity.ts";
+import { drawSprite } from "#/lib/Sprite.ts";
 import data from "./data.json";
 
-export default createEntity(data.id, data.src, data.width, data.height);
+const { draw, process, entity } = await useEntity(data);
+
+draw((ctx: CanvasRenderingContext2D) => {
+	drawSprite(ctx, entity.sprite, 0, 0, 16, 16);
+});
+
+process((_delta) => {});