v0.4.6

Changelog

• 8383e6f Raise testutil coverage above main gate (#32)
• e53ac59 Fix syncframeworks main CI gates (#31)
• 162b0d5 Add framework evidence paths and bump Go to 1.26.1 (#30)
• 53a1017 test: enforce exact brew version match in UAT (#29)
• 3a301d2 test: add brew install path to local UAT (#28)
• 36a84bd ci: pass Homebrew tap token to release goreleaser (#27)
• 353d2b0 fix: address codex review items for installer, error kind, and exit mapping (#26)
• 3e2ac8c test: satisfy core coverage gates for bundle and errors (#25)
• 7f529d0 refactor bundle api, add typed errors, docs/contracts, and framework mappings (#24)