Xuehao Xu cfe2bec371
feat(workflows): add multi-Gateway coordination and session-authorized failover (#7138)
* feat(workflows): add leased multi-Gateway coordination and fenced dispatch

* test(workflows): validate deployed failover and canonicalize config revisions

* fix(workflows): share namespace across registration and lease fencing

* fix(workflows): recover interrupted cancellation without admission caps

* fix(workflows): retain execution lease through child cleanup

* docs: trim guidance padding to fit merged instruction budget

* fix(workflows): release rejected admission slots and normalize gateway routing

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Co-authored-by: Willem Jiang <willem.jiang@gmail.com>
2026-10-23 23:31:43 +08:00
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