feat(desktop): add signal macOS DMG installer background (#6201)

Co-authored-by: Rodrigo Brechard <rodrigo@clubtidy.fr>
Co-authored-by: Julius Marminge <julius0216@outlook.com>
Co-authored-by: codex <codex@users.noreply.github.com>
ad117235b5Rodrigo Brechard committed on 8/15/2026, 2:13:01 PM· committed by GitHubparent20a7042
13 files changedLine totals unavailable