GeoNet/base-images
Dec 2024 – Jan 2026
9 Months active
Languages Used
YAMLDockerfileShell
Technical Skills
CI/CDCI/CD ConfigurationConfiguration ManagementContainerizationDevOpsGitHub Actions
Moss Cantwell
PROFILE
Moss Cantwell
Over a nine-month period, Michael Cantwell engineered and maintained container image workflows for the GeoNet/base-images repository, focusing on expanding OS compatibility, improving CI/CD reliability, and enhancing observability. He implemented automated synchronization and build pipelines using YAML, Dockerfile, and Shell, introducing support for CentOS Stream 10, AlmaLinux 10.1, and multi-architecture images. Michael streamlined configuration management and containerization processes, integrated Prometheus monitoring, and upgraded image management for both enterprise and free-tier environments. His work reduced manual intervention, improved deployment consistency, and strengthened security by aligning with current OS releases, demonstrating depth in DevOps, Linux administration, and CI/CD configuration practices.
Overall Statistics
Feature vs Bugs
92%Features
Repository Contributions
17Total
Bugs
1
Commits
17
Features
11
Lines of code
261
Activity Months9
Your Network
26 people
Work History
January 2026
3 Commits • 3 Features
Jan 1, 2026Month: 2026-01 — GeoNet/base-images focused on maintenance and observability enhancements to support the upcoming metrics stack. Delivered documentation tooling cleanup and strategy shift, upgraded the free-tier curl image, and added VM metrics collection via Prometheus/node-exporter. No critical user-facing bugs fixed this month; the work reduces maintenance debt, improves free-tier reliability, and enhances VM observability and metric collection.
3 Commits • 3 Features
Jan 1, 2026Month: 2026-01 — GeoNet/base-images focused on maintenance and observability enhancements to support the upcoming metrics stack. Delivered documentation tooling cleanup and strategy shift, upgraded the free-tier curl image, and added VM metrics collection via Prometheus/node-exporter. No critical user-facing bugs fixed this month; the work reduces maintenance debt, improves free-tier reliability, and enhances VM observability and metric collection.
January 2026
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025 monthly work summary focusing on key accomplishments and delivering business value in container image management for GeoNet/base-images. This period emphasized expanding OS compatibility and base image options, aligning with security and maintenance objectives. No major bug fixes were reported in this window; continued improvements to configuration and build pipelines enhanced reliability and future-proofing.
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025 monthly work summary focusing on key accomplishments and delivering business value in container image management for GeoNet/base-images. This period emphasized expanding OS compatibility and base image options, aligning with security and maintenance objectives. No major bug fixes were reported in this window; continued improvements to configuration and build pipelines enhanced reliability and future-proofing.
November 2025
2 Commits • 1 Features
Nov 1, 2025November 2025 — GeoNet/base-images: Focused on delivering Container Image Configuration Enhancements for 10.1 and Grafana source integration to improve observability. Implemented updated Red Hat Universal Base Image (UBI) support for the 10.1 release and added a Grafana data source to align with the latest monitoring features. Commits 6959e0d17ae2fd95cced67f79a049ff44c4f0ab0 (feat: add updated rhel containers) and f2ce83fa6c4673f8bb0f675fa13ee294fad80bcb (fix: add new grafana source) reflect the deliverables. Benefits: smoother 10.1 release, reduced deployment risk, enhanced monitoring, and easier future UBIs adoption. Technologies demonstrated: container image configuration, Red Hat UBIs, Grafana integration, and release engineering.
2 Commits • 1 Features
Nov 1, 2025November 2025 — GeoNet/base-images: Focused on delivering Container Image Configuration Enhancements for 10.1 and Grafana source integration to improve observability. Implemented updated Red Hat Universal Base Image (UBI) support for the 10.1 release and added a Grafana data source to align with the latest monitoring features. Commits 6959e0d17ae2fd95cced67f79a049ff44c4f0ab0 (feat: add updated rhel containers) and f2ce83fa6c4673f8bb0f675fa13ee294fad80bcb (fix: add new grafana source) reflect the deliverables. Benefits: smoother 10.1 release, reduced deployment risk, enhanced monitoring, and easier future UBIs adoption. Technologies demonstrated: container image configuration, Red Hat UBIs, Grafana integration, and release engineering.
November 2025
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025: Delivered CentOS Stream 10 RPM build support for GeoNet/base-images, enabling automated RPM packaging for CentOS Stream 10 with a new build target, Dockerfile, and required dependencies. This expands OS coverage, improves build reproducibility, and accelerates delivery of CentOS 10 RPMs to downstream environments.
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025: Delivered CentOS Stream 10 RPM build support for GeoNet/base-images, enabling automated RPM packaging for CentOS Stream 10 with a new build target, Dockerfile, and required dependencies. This expands OS coverage, improves build reproducibility, and accelerates delivery of CentOS 10 RPMs to downstream environments.
May 2025
1 Commits • 1 Features
May 1, 2025Monthly summary for 2025-05: Implemented CentOS Stream 10 support in the image synchronization workflow for GeoNet/base-images, enabling automated syncing and preparing for RHEL testing. No major bugs fixed in May. This work expands OS coverage, accelerates validation cycles, and strengthens CI/CD configuration and traceability.
1 Commits • 1 Features
May 1, 2025Monthly summary for 2025-05: Implemented CentOS Stream 10 support in the image synchronization workflow for GeoNet/base-images, enabling automated syncing and preparing for RHEL testing. No major bugs fixed in May. This work expands OS coverage, accelerates validation cycles, and strengthens CI/CD configuration and traceability.
May 2025
April 2025
1 Commits • 1 Features
Apr 1, 2025April 2025 (2025-04) focused on clarifying architecture-specific CI/CD configuration in GeoNet/base-images to reduce misconfig and improve deployment reliability for multi-arch images. The primary delivery was renaming the 'copy to ghcr.io' job to 'copy to ghcr.io aarch64' in sync.yml to explicitly indicate the target architecture. This change enhances pipeline readability, reduces operator error, and sets the stage for scalable arch-specific builds. A follow-up commit refined the CI messages to reflect the new naming, improving traceability and feedback from the CI system. No major defects were introduced; the changes were designed to improve maintainability and deployment accuracy.
April 2025
1 Commits • 1 Features
Apr 1, 2025April 2025 (2025-04) focused on clarifying architecture-specific CI/CD configuration in GeoNet/base-images to reduce misconfig and improve deployment reliability for multi-arch images. The primary delivery was renaming the 'copy to ghcr.io' job to 'copy to ghcr.io aarch64' in sync.yml to explicitly indicate the target architecture. This change enhances pipeline readability, reduces operator error, and sets the stage for scalable arch-specific builds. A follow-up commit refined the CI messages to reflect the new naming, improving traceability and feedback from the CI system. No major defects were introduced; the changes were designed to improve maintainability and deployment accuracy.
February 2025
1 Commits
Feb 1, 2025February 2025 performance summary: Stabilized CI/CD for the GeoNet/base-images repository by fixing Docker image publishing in GitHub Actions. The fix involved updating sync.yml to switch to geonetci authentication, addressing publish failures for specific images and ensuring reliable image deployment across environments. The change was implemented in GeoNet/base-images with a targeted commit (76124205b7b54e2971ba6d9d059af6b051a81a28, 'fix: reverse auth to use geonetci auth'). No new features shipped this month; however, the reliability and security of the image publishing pipeline were improved, reducing manual intervention and downtime.
1 Commits
Feb 1, 2025February 2025 performance summary: Stabilized CI/CD for the GeoNet/base-images repository by fixing Docker image publishing in GitHub Actions. The fix involved updating sync.yml to switch to geonetci authentication, addressing publish failures for specific images and ensuring reliable image deployment across environments. The change was implemented in GeoNet/base-images with a targeted commit (76124205b7b54e2971ba6d9d059af6b051a81a28, 'fix: reverse auth to use geonetci auth'). No new features shipped this month; however, the reliability and security of the image publishing pipeline were improved, reducing manual intervention and downtime.
February 2025
January 2025
2 Commits • 2 Features
Jan 1, 2025January 2025: Delivered two container-image initiatives in GeoNet/base-images that strengthen multi-arch support and testing workflows. Implemented Arm64 synchronization to GHCR with both a dry-run and a full copy, and updated the sync configuration to include arm64 image definitions. Added an Ubuntu-based Docker image with Puppet Development Kit (PDK) installed, configured to build on main and push to the container registry to improve local and CI testing across operating systems. Major bugs fixed: none reported. These efforts reduce manual steps, shorten release cycles, and increase deployment reliability while expanding cross-OS validation capabilities.
January 2025
2 Commits • 2 Features
Jan 1, 2025January 2025: Delivered two container-image initiatives in GeoNet/base-images that strengthen multi-arch support and testing workflows. Implemented Arm64 synchronization to GHCR with both a dry-run and a full copy, and updated the sync configuration to include arm64 image definitions. Added an Ubuntu-based Docker image with Puppet Development Kit (PDK) installed, configured to build on main and push to the container registry to improve local and CI testing across operating systems. Major bugs fixed: none reported. These efforts reduce manual steps, shorten release cycles, and increase deployment reliability while expanding cross-OS validation capabilities.
December 2024
4 Commits • 1 Features
Dec 1, 2024December 2024 monthly summary for GeoNet/base-images: Implemented key enhancements to image synchronization reliability and cross-registry configuration. Consolidated CI workflow improvements by removing debug output, ensuring digests are preserved during copy to GHCR/ECR, updating sync configuration to include new base image versions, upgrading skopeo in CI, and aligning AlmaLinux tags for proper cross-registry synchronization. These changes reduced CI noise, improved cross-registry consistency, and enhanced deployment reliability for downstream environments.
4 Commits • 1 Features
Dec 1, 2024December 2024 monthly summary for GeoNet/base-images: Implemented key enhancements to image synchronization reliability and cross-registry configuration. Consolidated CI workflow improvements by removing debug output, ensuring digests are preserved during copy to GHCR/ECR, updating sync configuration to include new base image versions, upgrading skopeo in CI, and aligning AlmaLinux tags for proper cross-registry synchronization. These changes reduced CI noise, improved cross-registry consistency, and enhanced deployment reliability for downstream environments.
December 2024
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Quality Metrics
Correctness93.0%
Maintainability93.0%
Architecture91.8%
Performance88.2%
AI Usage20.0%
Skills & Technologies
Programming Languages
DockerfileShellYAML
Technical Skills
CI/CDCI/CD ConfigurationConfiguration ManagementContainerizationDevOpsDockerGitHub ActionsImage ManagementLinux AdministrationMonitoringPrometheusYAML configurationcontainerization
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