April 2026 highlights focused on delivering business value through a more flexible, scalable CI/CD foundation and stabilizing cross-platform packaging. In GEOS, we delivered a Flexible CI Configuration System for Multi-Org Environments that decouples the build pipeline from cloud specifics and enables org/provider-specific CI definitions via checked-in JSON. This includes a new resolver job to validate and load configurations, support for multiple storage backends and self-hosted runners, generalized authentication, and enhanced logging for security and observability. We also implemented provider-agnostic build and artifact flows with a streamlined in-container script and added phase timing instrumentation to improve diagnostics. In addition, we extended support for private repositories by reinforcing label checks and PR handling with proper authorization headers. In GEOS-DEV/thirdPartyLibs, we fixed MacOS Spack packaging and Docker build compatibility, stabilizing builds on macOS by removing gcc-runtime dependencies, updating environment variables and dependencies, and aligning packaging with macOS tooling. Overall impact: The new multi-org CI configuration framework reduces cloud-provider lock-in, simplifies onboarding for new organizations, and improves security, observability, and maintainability of CI pipelines. The packaging fixes enhance cross-platform reliability and developer productivity on macOS. Technologies/skills demonstrated: GitHub Actions and declarative workflows, JSON-based CI configuration, resolver pattern, provider-agnostic authentication and credential handling, self-hosted runners, SCCACHE configuration, CA bundle handling for private runners, phase timing instrumentation, and macOS Spack packaging adjustments for Docker-based workflows.