40-char password from a manager is impractical for frequent sudo use.
SSH is already key-only, so local privilege escalation is the only
remaining threat — acceptable on a single-user home server.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Adds authorised keys for FredOS-Gaming and phone. Disables SSH password
authentication on FredOS-Mediaserver — key auth only going forward.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>