fixed build issues. its builds now

app/(app)/(builder)/parts/p/[platform]/[partRole]/[productSlug]/page.tsx

@@ -4,7 +4,7 @@ import { useEffect, useMemo, useState } from "react";
 import Link from "next/link";
 import { useParams, useRouter, useSearchParams } from "next/navigation";
 
-import type { CategoryId } from "@/types/builderSlots";
+import type { BuilderSlotKey } from "@/types/builderSlots";
 import { PART_ROLE_TO_CATEGORY, normalizePartRole } from "@/lib/catalogMappings";
 
 /**
@@ -46,7 +46,7 @@ type GunbuilderProductFromApi = {
   offers?: OfferFromApi[] | null;
 };
 
-type BuildState = Partial<Record<CategoryId, string>>;
+type BuildState = Partial<Record<BuilderSlotKey, string>>;
 
 const API_BASE_URL =
   process.env.NEXT_PUBLIC_API_BASE_URL ?? "http://localhost:8080";