Placeholder auth for local testing only — fixed admin/password credentials, checked in this page's own code. Not secure for a public deployment; swap for real auth before this goes on Cloudflare.
rhcsa command drill
✅ categories were typed and verified live during practice sessions. ⚠️ categories cover the rest of the exam blueprint but haven't been run command-by-command yet — sanity-check these against man pages as you go. A category is marked mastered only after 3 correct answers in a row in that category — one miss resets the streak.