Module connection 

Connection lifecycle observability.

Provides a Tower layer that tracks TCP/HTTP2 connection events — new connections, disconnections, and errors — giving operators visibility into client connectivity issues.

Structs

ConnectionGuard

A guard that decrements active connections when dropped.

ConnectionMetrics

Shared connection metrics.

ConnectionTrackerLayer

A Tower layer that wraps a MakeService (or any per-connection service) to track and log connection lifecycle events.

ConnectionTrackerService

A Tower service that tracks connection lifecycle events.