lockCategoriesHTTP

- highLoad
- compact getUserID
- add genRandomValue method

test/utils/getRandom.ts

@@ -1,3 +1,5 @@
 import crypto from "crypto";
 
 export const genRandom = (bytes=8) => crypto.pseudoRandomBytes(bytes).toString("hex");
+
+export const genRandomValue = (prefix: string, identifier: string, bytes=8) => `${prefix}-${identifier}-${genRandom(bytes)}`;