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RyanH-STFC

PROFILE

Ryanh-stfc

Ryan Haigh developed automated notification workflows and cross-platform provisioning enhancements across several repositories, including stfc/st2-cloud-pack and stfc/SCD-OpenStack-Utils. He implemented robust email templating with Jinja2 and Python, enabling HTML and plaintext notifications with schema-driven placeholders for image creation events. In SCD-OpenStack-Utils, he delivered GPU provisioning and benchmarking automation for RHEL, Rocky Linux, and Ubuntu, using bash scripting and driver installation logic to ensure consistent GPU readiness. Additionally, in stfc/cloud-docker-images, Ryan strengthened CI/CD security by introducing SHA pinning and read-only permissions in GitHub Actions workflows, demonstrating a strong focus on automation, security best practices, and maintainability.

Overall Statistics

Feature vs Bugs

80%Features

Repository Contributions

10Total
Bugs
1
Commits
10
Features
4
Lines of code
564
Activity Months3

Work History

March 2026

3 Commits • 2 Features

Mar 1, 2026

March 2026: Implemented CI/CD security hardening for stfc/cloud-docker-images and updated release/versioning for Cloud-chatops. Security improvements include read-only contents permissions in GitHub Actions workflows and SHA pinning to mitigate token misuse and supply-chain risks; released Cloud-chatops 9.1.2 with a patch version bump in docker-compose and version.txt. Documentation updates added to guide SHA pinning in future releases. No major bugs fixed this month. Business impact: stronger security posture, more reliable release process, and clearer maintainability. Technologies demonstrated: GitHub Actions, SHA pinning, read-only tokens, Docker Compose, semantic versioning, and release documentation.

February 2026

2 Commits • 1 Features

Feb 1, 2026

In February 2026, the SCD-OpenStack-Utils project delivered cross-OS GPU provisioning and benchmarking enhancements, strengthening multi-OS support and automation for GPU readiness and performance validation across mixed Linux environments.

September 2025

5 Commits • 1 Features

Sep 1, 2025

Summary for 2025-09: Implemented CAPI image creation notification emails for st2-cloud-pack, delivering an end-to-end notification workflow with HTML and plaintext formats, a preview option, and a robust email template schema with placeholders for created_images_table. Resolved template-related issues to ensure reliable rendering and messaging: integrated the template into the schema, corrected variable usage, and refined the email sentence. Decommissioned the CAPI image notification email template cleanup by removing reviewer comments, improving consistency and reducing noise. Overall, these contributions streamline post-create communications, enable safer automated notifications, and demonstrate strong email templating, schema design, and code quality practices.

Activity

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Quality Metrics

Correctness96.0%
Maintainability92.0%
Architecture92.0%
Performance86.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

JinjaJinja2PythonYAMLbash

Technical Skills

Configuration ManagementDevOpsDockerEmail AutomationEmail Template ManagementEmail TemplatingGitHub ActionsLinuxLinux administrationPython DevelopmentSecurity Best PracticesTemplatingVersion ControlWorkflow Automationdriver installation

Repositories Contributed To

3 repos

Overview of all repositories you've contributed to across your timeline

stfc/st2-cloud-pack

Sep 2025 Sep 2025
1 Month active

Languages Used

JinjaJinja2PythonYAML

Technical Skills

Configuration ManagementEmail AutomationEmail Template ManagementEmail TemplatingPython DevelopmentTemplating

stfc/cloud-docker-images

Mar 2026 Mar 2026
1 Month active

Languages Used

YAML

Technical Skills

DevOpsDockerGitHub ActionsSecurity Best PracticesVersion Control

stfc/SCD-OpenStack-Utils

Feb 2026 Feb 2026
1 Month active

Languages Used

bash

Technical Skills

LinuxLinux administrationdriver installationscriptingsystem administration