Node's happy-eyeballs autoSelectFamily calls custom dns lookup functions
with all:true and expects the full address array back. Always replying
with a single (address, family) pair corrupted net's internal state,
surfacing as "Invalid IP address: undefined" instead of a real connect
error, breaking outbound notification delivery (webhook/ntfy).
Co-authored-by: Claude Sonnet 5 <noreply@anthropic.com>
Co-authored-by: ZacharyZcR <zacharyzcr1984@gmail.com>
