Make work queue Issue synchronization failures warning-only

.github/workflows/agentics-maintenance.yml

@@ -2215,11 +2215,11 @@ jobs:
             const { setupGlobals } = require(path.join(actionsDir, 'setup_globals.cjs'));
             setupGlobals(core, github, context, exec, io, getOctokit);
             const { maintenance: reconcile } = require(path.join(actionsDir, 'reconcile_work_queue_run.cjs'));
-            const reconciliation = await reconcile({ projectIssues: true, deferIssueFailure: true });
+            const reconciliation = await reconcile({ projectIssues: true, deferIssueWarning: true });
             const { main: plan } = require(path.join(actionsDir, 'work_queue_compaction_plan.cjs'));
             const result = await plan();
             if (result.status === 'planned') {
               const { main: apply } = require(path.join(actionsDir, 'work_queue_compaction_apply.cjs'));
               await apply();
             }
-            if (reconciliation.issue_sync_pending?.length) core.setFailed('Work queue reconciliation and compaction completed; Issue synchronization remains pending. Recover the exact terminal requests with work-queue sync-issues --request-id.');
+            if (reconciliation.issue_sync_pending?.length) core.warning('Work queue reconciliation and compaction completed; Issue synchronization remains pending. Recover the exact terminal requests with work-queue sync-issues --request-id.');