Messaging infrastructureData and operations
Deployment and cutover
Deploy the Linux control plane, connect device workers, ramp traffic, observe delivery, and roll back safely.
Deployment and cutover — contract and behavior
- The Docker image contains the control plane and excludes host-only Apple backends.
- Cutover proceeds through shadow, canary, ramp, and decommission phases with response-shape, latency, webhook, and delivery checks.
- Tier-A observability and clean webhook ownership are prerequisites for user traffic.
- Rollback order protects against duplicate inbound events and acknowledges that legacy and Most chat IDs differ.