- sanitizeGuestAddressStrings: IPv6 loopback with CIDR (::1/128) edge case
(96.2% -> 100%)
- parseContainerConfigNetworks: parts without equals, mac/ips/ip6addr/ip6prefix
key variants, whitespace-only values, all-empty results (97.2% -> 100%)
- mergeNVMeTempsIntoDisks: NVMe disk with no legacy temps (continue branch),
more disks than temps (break branch) (97% -> 100%)