diana_observability 0.15.1

Observability for the Diana backend framework: in-package Prometheus metrics, OpenTelemetry tracing, and Kubernetes-style liveness/readiness.

Changelog

0.15.1

• Package metadata for pub.dev: MIT license, repository/documentation links, topics, and an example/.
• Fixed the opentelemetry lower bound (^0.18.11): the tracer uses spanKind/spanAttributes, which early 0.18 releases lack.
• Added a README; dart format applied.

0.15.0

• Version bump only (kept in lockstep with the workspace).

0.14.0

• Version bump only (kept in lockstep with the workspace).

0.13.0

• Version bump only (kept in lockstep with the workspace).

0.12.0

• Version bump only (kept in lockstep with the workspace).

0.11.0

• Version bump only (kept in lockstep with the workspace).

0.10.0

• Implements observeTimedMethod: diana_method_duration_seconds{method}, diana_method_calls_total{method,result} and a method.<name> child span per @Timed invocation.

0.9.0

• Version bump only (kept in lockstep with the workspace).

0.8.1

• Version bump only (kept in lockstep with the workspace).

0.8.0

• Initial release: observability for Diana.
• In-package Prometheus metrics (Counter/Gauge/Histogram/ MeterRegistry, 0.0.4 text format) with automatic HTTP/database/ scheduler/event series and process RSS.
• DianaObservability provider implementing DianaObserver; served at /actuator/metrics.
• Optional OpenTelemetry tracing (TracingOptions): server span per request (W3C traceparent), child spans per DB operation, OTLP/console export.
• The only Diana package depending on package:opentelemetry.