reorganize some code

packages/website-ue/src/api/imageProxy.ts

@@ -0,0 +1,23 @@
+import sharp from "sharp";
+
+export async function imageProxy(url: string) {
+  if (import.meta.env.DEV) {
+    return Response.redirect(url);
+  }
+
+  let response: Response;
+
+  try {
+    response = await fetch(url);
+  } catch (error) {
+    console.warn(`Failed to fetch image proxy ${url}:`, error);
+    return new Response(null, { status: 404 });
+  }
+
+  const buffer = await response.arrayBuffer();
+  const image = sharp(buffer, { animated: true });
+  const webp = await image.webp().toBuffer();
+  const array = new Uint8Array(webp);
+
+  return new Response(array);
+}