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security: authenticate MSI and AppImage update payloads - #21

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turinglambdaai merged 9 commits into
mainfrom
codex/sign-installable-update-artifacts
Oct 19, 2026
Merged

turinglambdaai merged 9 commits into
mainfrom
codex/sign-installable-update-artifacts

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Closes #19.

Makes MSI and AppImage first-class artifacts in the Ed25519-signed update manifest. The updater now selects the signed artifact matching the installed flavor and verifies its signed size/SHA-256 before installation, removing the unsigned sibling-sidecar trust path.

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turinglambdaai merged commit 25a6bca into main Oct 19, 2026
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Updater hardening: bind MSI and AppImage bytes to the signed manifest

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