Adding support for inline attachments replacements in MailboxPreview (#628)
Adding support for inline attachments replacements in MailboxPreview (#628)

* Adding support for inline attachments replacements in MailboxPreview

* refactor

Co-authored-by: Po Chen <3b233e5cda5d859ed9c0c68929d432f3fccfa804@gmail.com>
swoosh/swoosh