v1.0.459

What's Changed

• ci(release): ASC version-floor pre-check + AAB gate self-test (#798) by @vabhzw17eg2qu4m9-bit in #800
• fix(cube): backend kernel means kernel-or-refuse, degrade only via explicit allowDegrade (#793) by @vabhzw17eg2qu4m9-bit in #815

Full Changelog: v1.0.458...v1.0.459