Prevent corrupted SMTP headers when MailAddress.DisplayName contains CR/LF#128980

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MihaZupan with Copilot wants to merge 6 commits into

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copilot/fix-corrupted-email-headers

Commits on Jun 4, 2026

Commits on Jul 1, 2026

Address review: use inline IsNullOrEmpty checks instead of userProvidedDisplayName flag

Copilot
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mrek-msft
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Commits on Jul 7, 2026