Commit history for src/server/notify/dev-mail.ts
- Harden notifications per review: opt-in loopback-only dev mail with gfd harness API, never-throw helpers, idempotent delivery, retry-safe CI fixed detection, safe digests, unbudgeted security notices90e9e27⌁taigrr committed
- Add categorised notification delivery, prefs, digests, unsubscribe and dev mail sinkbe97f84⌁taigrr committed
