Add reply-to to failed unembargo email

dandiapi/api/mail.py

@@ -50,9 +50,10 @@ def build_message(  # noqa: PLR0913
     html_message: str | None = None,
     cc: list[str] | None = None,
     bcc: list[str] | None = None,
+    reply_to: list[str] | None = None,
 ):
     email_message = mail.EmailMultiAlternatives(
-        subject=subject, body=message, to=to, cc=cc, bcc=bcc
+        subject=subject, body=message, to=to, cc=cc, bcc=bcc, reply_to=reply_to
     )
     if html_message is not None:
         email_message.attach_alternative(html_message, 'text/html')
@@ -230,6 +231,7 @@ def build_dandiset_unembargo_failed_message(dandiset: Dandiset):
         html_message=html_message,
         to=[owner.email for owner in dandiset.owners],
         bcc=[settings.DANDI_DEV_EMAIL],
+        reply_to=[ADMIN_EMAIL],
     )
 
 

dandiapi/api/templates/api/mail/dandiset_unembargo_failed.html

@@ -2,5 +2,6 @@
 <a href="{{ dandiset.ui_link }}">{{dandiset.identifier }}</a>. This has been reported to the developers, and will be
 investigated as soon as possible. We hope to have this resolved soon! Please avoid making any major changes to this
 dandiset in the meantime, as that may hinder or delay the process of resolving this issue.
+If in two business days your dandiset is still embargoed, please reply to this email.
 <br><br><br>
 <em>You are receiving this email because you are an owner of this dandiset.</em>