Setting up apt-cacher-ng for efficient Debian package caching: dedicated VM serving 98% cache hits, integrated with SaltStack automation for pre-testing updates and distributing proxy configs.
Adding CLI-friendly IP detection to ipquail.com: returns plain IPv4/IPv6 addresses when accessed via curl, with separate subdomains for protocol-specific queries and script integration.
Automating git pulls across multiple anycast nodes using SaltStack: replacing manual SSH logins with a single salt master command that updates web directories simultaneously on all anycast instances.
Discovering ASCIIFlow: browser-based tool for drawing RFC-style ASCII network diagrams with boxes, lines, and arrows, plus Google Drive integration for saving text-based topology charts.
Getting started with SaltStack master/minion setup: key management, running commands across Linux/FreeBSD hosts, apt integration for package updates, and Python API for automation scripting.
