Fix Prometheus: event counters are exported with incorrect metric names

CHANGELOG.md

@@ -14,6 +14,7 @@ If you are upgrading from v0.16.x, replace the binary (or run `docker pull`). If
 - DANE: Treat DNSSEC `bogus` as a temporary failures to prevent downgrade attacks.
 - OIDC: `ECDSA` private key support for `SEC1` format.
 - PostgreSQL: Include error chain in error messages.
+- Prometheus: event counters are exported with incorrect metric names.
 
 ## [0.16.11] - 2026-06-25
 

crates/trc/src/ipc/metrics.rs

@@ -8,7 +8,7 @@ use std::sync::atomic::Ordering;
 
 use atomics::{array::AtomicU32Array, gauge::AtomicGauge, histogram::AtomicHistogram};
 use ipc::{
-    collector::{Collector, EVENT_TYPES, GlobalInterests},
+    collector::{Collector, GlobalInterests},
     subscriber::Interests,
 };
 
@@ -216,7 +216,7 @@ impl Collector {
                 let value = value.load(Ordering::Relaxed);
                 if value > 0 {
                     Some(EventCounter {
-                        id: EVENT_TYPES[event_id],
+                        id: EventType::from_id(event_id as u16)?,
                         value,
                     })
                 } else {