fix(storex): remove unused imports

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: deepracticexs

packages/storex/src/StoreX.ts

@@ -8,8 +8,8 @@
  * ResourceX is for AI agents (add, resolve, ingest, push, pull).
  */
 
-import type { CASRegistry, RXI, RXM, RXR, SearchOptions, StoredRXM } from "@resourcexjs/core";
-import { format, parse } from "@resourcexjs/core";
+import type { CASRegistry, RXM, RXR, StoredRXM } from "@resourcexjs/core";
+import { parse } from "@resourcexjs/core";
 
 /**
  * File metadata returned by list operations.