Base Caddyfile now imports conf.d/*.caddy. Snippets are mounted selectively
so the stack runs with or without the static site / air-gap mirror:
00-core auth + packwiz (always)
10-static apex landing + launcher downloads
20-mirror air-gap upstream hosts (tls internal)
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
