kiosk-wifi-helper gains region-status/region-set. The country is persisted as a cfg80211 regdom module option and in the WiFi netplan file; locale and keyboard go through localectl, validated against what's installed. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01A97KUggSE3rBL8veDM5Mr4