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DevOps
June 202510 min read

Container Registry Strategy on GCP: From GCR to Artifact Registry

Google shut down Container Registry on March 18, 2025. Here is how to migrate to Artifact Registry, set up vulnerability scanning, and build a proper Docker image management workflow.

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DevOps
June 202511 min read

VPC Networking for Developers: A Practical Guide to Cloud Network Isolation

Understand VPC networking concepts — subnets, routing tables, firewall rules, peering, and NAT — with practical examples for GCP and DigitalOcean deployments.

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DevOps
June 202510 min read

Cloud Storage vs MinIO: Choosing Your Object Storage for Production

An honest comparison of managed cloud object storage (GCS, S3) versus self-hosted MinIO — covering cost, performance, operational overhead, and the licensing change that changes the calculus.

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DevOps
June 202511 min read

GitHub Actions Self-Hosted Runners: Complete Setup and Security Guide

How to set up, secure, and scale GitHub Actions self-hosted runners on your own VPS or GCP instance — with ephemeral mode, runner groups, and the security practices that matter.

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DevOps
June 202512 min read

HashiCorp Vault for Production Secrets Management: Setup and Best Practices

How to deploy and configure HashiCorp Vault for production secrets management — dynamic credentials, audit logging, auto-unseal, and integrating with Kubernetes and CI/CD.

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DevOps
June 202511 min read

Prometheus and AlertManager: Building an On-Call Alert System That Works

How to configure Prometheus AlertManager for production on-call alerting — routing trees, inhibition rules, grouping, Telegram integration, and high-availability setup.

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