fix(infra): failed to get status when database not ready (#7470)

packages/common/infra/src/sync/job/impl/indexeddb/index.ts

@@ -238,6 +238,7 @@ export class IndexedDBJobQueue<J> implements JobQueue<J> {
       throttleTime(300, undefined, { leading: true, trailing: true }),
       exhaustMapWithTrailing(() =>
         fromPromise(async () => {
+          await this.ensureInitialized();
           const trx = this.database.transaction(['jobs'], 'readonly');
           const remaining = await trx.objectStore('jobs').count();
           return { remaining };