feat(gax): Add error attributes to golden signal metrics.#12564

Merged

blakeli0 merged 18 commits intomainfrom

metrics-attributes-update

Apr 2, 2026

Commits on Apr 1, 2026

fix(o11y): Fully implement metrics attributes according to requirements
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test(o11y): add tests to verify error.type extraction in metrics tracer
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feat(o11y): configure instrumentation version on open telemetry meter
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refactor(o11y): pass LibraryMetadata directly to GoldenSignalsMetricsRecorder
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refactor(o11y): simplify GoldenSignalsMetricsRecorder to act as a no-op
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refactor(o11y): consolidate metrics recorder validation
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test(o11y): add static factory creation tests for metrics recorder
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style: replace fully qualified names with imports in o11y logic
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test(o11y): add showcase test for golden signals metrics
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fix: format
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Commits on Apr 2, 2026