April 2026 monthly summary for honeycombio/refinery focusing on reliability, security, observability, and scalability improvements. Delivered targeted CI and test reliability fixes, expanded authorization options with key ID support, and enhanced observability with OpenTelemetry metrics customization and granular event metrics for RaaS usage reporting. All changes were accompanied by live configuration reload capabilities and benchmarking to ensure performance at scale. Overall impact: increased CI stability, more flexible traffic authorization, improved usage visibility, and better billing accuracy for Refinery-as-a-Service. Demonstrated strong proficiency in build tooling upgrades, security-conscious authentication design, and sophisticated metrics instrumentation.