Engineering notes | Chongzhe Huang

All articles

GitOps · Kubernetes

A practical delivery path from GitHub Actions runners and image builds through Harbor scanning, Image Updater, and Argo CD.

GitOps · Kubernetes

Troubleshoot CRD ordering, Argo CD hooks, finalizers, and differences between live resources and desired state.

AI · Automation

A technical note on FluxSeer runtime validation, risk rules, execution boundaries, and 12 recorded test scenarios.

Cloud · IaC

Safely remove residual EKS security groups after checking dependencies and references, with a dry-run option.

Reliability

Trace Longhorn managers, volumes, pods, nodes, and GitOps state to investigate degraded volumes and pod crashes.

CI/CD · Security

Debug ARC runner scheduling, active runner state, workflow labels, and why queued jobs are not received.

CI/CD · Security

Run Trivy image and filesystem scans in Jenkins, publish reports, and enforce severity thresholds.

CI/CD · Security

Investigate Harbor authentication, image pushes, scan timeouts, build cache behavior, and tag traceability.

Cloud · IaC

Manage a Proxmox lab with Terraform, separating environments and handling provider, state, and plan issues.

Backend · Data

Handle recurring transaction dates across UTC boundaries with clear Date and Timestamp semantics and regression checks.

Backend · Identity

Connect FinTrack and IdentityHub around shared sign-in, token lifecycle, service contracts, 401 troubleshooting, and security review.

Backend · Data

Plan and verify a legacy FinTrack data migration from schema inventory and JSON import through post-migration checks.

Backend · Data

Trace FluentGO’s question-bank workflow from data import and parsing through backend scoring and learning-flow integration.