[otelbot-ruby]

This pull request prepares new releases for the following components:

• opentelemetry-exporter-otlp-metrics 0.15.0 (was 0.14.0)
• opentelemetry-config 0.2.0 (was 0.1.1)
• opentelemetry-metrics-sdk 0.22.0 (was 0.21.0)

For each releasable component, this pull request modifies the version and provides an initial changelog entry based on conventional commit messages. You can edit these changes before merging, to release a different version or to alter the changelog text.

• To confirm this release, merge this pull request, ensuring the "release: pending" label is set. The release script will trigger automatically on merge.
• To abort this release, close this pull request without merging.

The generated changelog entries have been copied below:

---

opentelemetry-exporter-otlp-metrics

• ADDED: Support OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION env var (feat(metrics_sdk): support OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION env var #2389)
• FIXED: Follow HTTP redirects in the OTLP metrics exporter (fix: follow HTTP redirects in the OTLP metrics exporter #2411)

---

opentelemetry-config

• ADDED: Add declarative configuration for logger_provider (feat(config): add declarative configuration for logger_provider #2439)
• ADDED: Substitute environment variables in configuration files (feat(config): substitute environment variables in configuration files #2468)
• FIXED: Correct schema_url unsupported warning (fix(config): correct schema_url unsupported warning #2466)

---

opentelemetry-metrics-sdk

• ADDED: Support OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION env var (feat(metrics_sdk): support OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION env var #2389)

---

# release_metadata DO NOT REMOVE OR MODIFY
{
  "requested_components": {
    "opentelemetry-api": null,
    "opentelemetry-registry": null,
    "opentelemetry-sdk": null,
    "opentelemetry-sdk-experimental": null,
    "opentelemetry-common": null,
    "opentelemetry-exporter-otlp": null,
    "opentelemetry-exporter-otlp-common": null,
    "opentelemetry-exporter-otlp-logs": null,
    "opentelemetry-exporter-otlp-metrics": null,
    "opentelemetry-exporter-zipkin": null,
    "opentelemetry-propagator-b3": null,
    "opentelemetry-propagator-jaeger": null,
    "opentelemetry-semantic_conventions": null,
    "opentelemetry-config": null,
    "opentelemetry-test-helpers": null,
    "opentelemetry-metrics-api": null,
    "opentelemetry-metrics-sdk": null,
    "opentelemetry-logs-api": null,
    "opentelemetry-logs-sdk": null
  },
  "request_sha": "71c62d83a461c8c045ecca1b25b735f292fed243"
}

[github-actions]

NOTE: Additional commits were added while this release PR was open.
This release PR has been updated to reflect the change.

---

Commit: 71c62d8

feat(config): substitute environment variables in configuration files (#2468)

Co-authored-by: Kayla Reopelle <87386821+kaylareopelle@users.noreply.github.com>

[mwear]

Is there any chance we can try to get #2465 into this next config release?

[kaylareopelle]

Is there any chance we can try to get #2465 into this next config release?

@mwear, I think that's a good idea. I'll close this one out and we can re-open the full release once it's merged.

[github-actions]

Release PR closed without merging.