baa-conductor

refs

• main
• ha-failover-archive-2026-03-22
• feat/watchdog-logging
• feat/unified-overlay-automation-control
• feat/timed-jobs-async-log-writes
• feat/opt-007-dispatcher-jitter
• feat/normalize-parse-error-isolation
• feat/automation-arbitration-core
• bug/opt-002-executor-timeout