Blog

Articles, tutorials and hands-on experiences in DevOps, Cloud, Kubernetes and Infrastructure.

DevOps • GitOps • Kubernetes • ArgoCD • K3s • GitHub Actions • Docker • CI/CD

From Code to Cluster: GitOps CI/CD with GitHub Actions, ArgoCD, and K3s

A complete step-by-step guide to deploying a real project using GitOps — GitHub Actions builds and scans a Docker image, ArgoCD watches a manifests repo, and K3s on two local VMs runs the workload. Every mistake included.

2026-07-0815 min read
DevSecOps • AI • OpenSource • Security • Node.js • React • Privacy

I Built a Privacy Layer for AI Coding Tools — CodeMask UI and CodeMask Proxy

How I built two open source tools to stop secrets from leaking to LLM APIs — a browser-based sanitizer for manual AI chats and a local proxy server for AI coding agents like Cline and Claude Code.

2026-07-0512 min read
Zoho Mail • Cloudflare • DNS • Custom Domain • Email Setup • DevOps

How to Set Up a Free Custom Domain Email with Zoho Mail, Cloudflare, and Your Own Domain

A step-by-step guide to creating a professional email address like [email protected] using Zoho Mail’s free plan, Cloudflare DNS, and a custom domain.

2026-06-2210 min read
Next.js • Vercel • Cloudflare • DevOps • Web Deployment

From GitHub to Production: Deploying a Next.js Portfolio with Vercel, Custom Domain, and Cloudflare

A complete step-by-step guide to deploying a Next.js portfolio with automated CI/CD, custom domain, Cloudflare CDN, HTTPS, HTTP/3, and bot protection.

2026-06-178 min read