feat: use ProductImage for part thumbnails on build detail page

app/builds/[buildId]/page.tsx

@@ -1,6 +1,7 @@
 // app/builds/[buildId]/page.tsx
 import Link from "next/link";
 import { notFound } from "next/navigation";
+import { ProductImage } from "@/components/parts/ProductImage";
 
 const API_BASE_URL =
   process.env.NEXT_PUBLIC_API_BASE_URL ?? "";
@@ -169,18 +170,11 @@ export default async function BuildBreakdownPage({
                 >
                   {/* Thumb */}
                   <div className="h-12 w-12 flex-none overflow-hidden rounded-md border border-zinc-800 bg-zinc-950">
-                    {it.productImageUrl ? (
-                      // eslint-disable-next-line @next/next/no-img-element
-                      <img
+                    <ProductImage
                       src={it.productImageUrl}
                       alt={it.productName ?? "Part image"}
                       className="h-full w-full object-cover"
                     />
-                    ) : (
-                      <div className="flex h-full w-full items-center justify-center text-[10px] text-zinc-600">
-                        IMG
-                      </div>
-                    )}
                   </div>
 
                   {/* Info */}