engineering: Azure Linux 4.0 (AZL4) full enablement stack#667

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Britel wants to merge 22 commits into

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user/britel/azl4-7b-rollback-stage

Commits on Jun 3, 2026

engineering: Add AZL4 distro detection and extend GRUB update path

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fix: Only fall back to host distro when no image is mounted

Britel
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engineering: Generic EFI vendor-dir discovery and AZL4 ESP support

Britel
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engineering: Clean up ESP noprefix check and grub search comments

Britel
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engineering: Remove unused is_azl4_or_later helper

Britel
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engineering: Restore AZL3 noprefix guard as distro-specific check

Britel
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fix: Restore grub_noprefix name and DISABLE_GRUB_NOPREFIX_CHECK flag

Britel
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fix: Use ensure! instead of bail for noprefix check

Britel
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fix: Revert replace_all back to replace in update_search

Britel
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fix: Restore original test variable name noprefix

Britel
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Copilot
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Commits on Jun 4, 2026

fix: Remove mixed-forms test incompatible with if/else if chain

Britel
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Copilot
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Commits on Jun 5, 2026