Ships #574: fresh-server init no longer dead-ends — expose-cloudflare
vault gate removed (#564), expose failure warns + continues to the
wizard URL (#565), inline cloudflared install offer + --cloudflare
hints (#566), pendingHostname persistence (#567), consumer-blocked
postinstall dropped (#568), install auto-start uses real supervisor
detection (#573).

Tag v0.6.4-rc.6 → npm dist-tag `rc`.

Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>