12.4.0 (2026-04-22)
Features
- add connection create/destroy and abort diagnostics events (bb553ea)
- add core diagnostics_channel infrastructure (2ea53ae)
- bump minimum Node.js version to >=18.19.0 (e4d4f53)
- export CHANNELS constant from public API (8719212)
- extend TracingChannel coverage to the callback API (a3083c9), closes TracingChannel#traceCallback
- instrument base classes with diagnostics_channel (d921d60)
- nest prepared-statement tracing channels under the ps namespace (d11447f)