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primer / react Public

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Add feature-flagged CSS containment to Overlay for rendering performance optimization#7424

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Copilot wants to merge 6 commits intomainprimer/react:mainfrom

copilot/add-contain-layout-overlayprimer/react:copilot/add-contain-layout-overlayCopy head branch name to clipboard

Conversation Commits6 (6)Checks Files changed

Closed

Add feature-flagged CSS containment to Overlay for rendering performance optimization#7424
Copilot wants to merge 6 commits intomainfrom
copilot/add-contain-layout-overlay

Commits

Commits on Jan 5, 2026

Initial plan
Copilot
committed
Add CSS containment (contain: layout style) to Overlay component

Copilot
and
mattcosta7
committed
Refactor: Move CSS containment to feature-flagged class

Copilot
and
mattcosta7
committed

Commits on Jan 6, 2026

Move CSS containment feature flag check to BaseOverlay

Copilot
and
mattcosta7
committed
Merge branch 'main' into copilot/add-contain-layout-overlay
mattcosta7
authored
Add e2e tests with CSS containment feature flag enabled

Copilot
and
mattcosta7
committed

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