Is your feature request related to a problem? Please describe.
To improve double opt-in confirmation rates, it would be great if after submitting the subscription form, Listmonk could detect which email provider someone uses (Gmail, Outlook, Yahoo, etc.) and give the subscriber a deep link button that opens directly to their inbox.
Describe the solution you'd like
Buttondown has open-sourced their solution called Sniperl.ink, and it's already being used by Ghost
.
Buttondown launched it back in 2023 after seeing a statistically significant 6% uplift in double opt-in rates when they tested it internally.