refactor state storge, UI editor

src/uhm/lib/id.ts

@@ -1,6 +1,6 @@
 import { v7 as uuidv7 } from "uuid";
 
-// Centralized ID generator for all client-created identifiers in FrontEndAdmin.
+// Centralized ID generator for all client-created identifiers in FrontEndUser.
 // UUIDv7 is time-ordered (RFC 9562) and works well for sorting by creation time.
 export function newId(): string {
   return uuidv7();