Table of Contents

All posts organized by category.

infrastructure (3 posts)

• Build a Highly Available Pi-hole Cluster with Ansible (VRRP) - Nov 6, 2025
  Step-by-step guide to deploy a highly available Pi-hole pair with keepalived (VRRP) and a Virtual IP, plus config sync and validation
• Automated macOS Setup with Dotfiles - Sep 4, 2025
  Comprehensive guide to automating macOS setup with dotfiles – from package installation to GPG/SSH key generation, Git configuration, and GitHub integration in under 15 minutes
• Expanding the Root Filesystem on Rocky Linux 10 - Jan 17, 2025
  Guide to expanding root filesystem on Rocky Linux 10 using cfdisk and resize2fs (ext4, no LVM)

security (1 post)

• YubiKey + PGP: Offline Primary, Subkeys, Backups, and Git Signing - Aug 21, 2025
  Complete guide to setting up a modern PGP workflow with YubiKey: offline primary key, subkeys, backups, and Git commit signing