fix(build): export CoreReadOperations from ORM browser stub

transaction.js (generated by the tanstack-query build) imports CoreReadOperations
as a runtime value from @zenstackhq/orm. Re-export it from the browser stub so
Turbopack can resolve it without pulling in node:async_hooks.

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

Author: Azzerty23

packages/orm/src/browser.ts

@@ -2,4 +2,16 @@
 // This stub is used by browser bundlers (e.g. Turbopack, webpack) to prevent
 // Node.js-specific modules (node:async_hooks, etc.) from entering client bundles.
 // Types are still resolved from the main entry via the "types" export condition.
-export {};
+//
+// Pure data constants needed at runtime by client-side adapters (e.g. transaction.js)
+// are re-exported here since they carry no Node.js dependencies.
+
+export const CoreReadOperations = [
+    'findMany',
+    'findUnique',
+    'findFirst',
+    'count',
+    'aggregate',
+    'groupBy',
+    'exists',
+] as const;