Consume raw arma-sync-events into a validated, idempotent operation ledger: contract v1, reject/dead-letter with zero effects, effect keys with unique-constraint race handling, and a staged-activation flag hook. Registers the operations permission domains.
Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)
Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>
