- Added durable AI Assistant Plan Mode with structured plans, revisions, step progress, background execution, pause/resume/cancel controls, restart recovery, validation, and final verification. - Added default-deny planning tool policy that keeps unsafe actions blocked independently of normal Assistant approval mode. - Added persisted browser read-model caching and staggered background prewarming across Gateway pages without request storms. - Added session-wide realtime cache coherence for proxy hosts, databases, Docker resources, settings, notifications, inference, and administrative views, including reconnect reconciliation. - Improved Secure Link migration and reconciliation, link telemetry consistency, health checks, daemon update state, and stale session cleanup. - Improved Relay settings behavior, page transitions, cached empty states, monitoring cards, proxy configuration feedback, and dashboard health presentation. - Fixed ClickHouse housekeeping compatibility, resource-scoped realtime event filtering, legacy permission compatibility, and stale in-flight cache writes.