Comment by derefr
6 years ago
The extensions do that on iOS, yes. But the extension has to show up as something when a macOS client sees it, similarly to how Slack add-on messages have to be delivered as something to non-Slack UAs, e.g. bots.
6 years ago
The extensions do that on iOS, yes. But the extension has to show up as something when a macOS client sees it, similarly to how Slack add-on messages have to be delivered as something to non-Slack UAs, e.g. bots.
It'll show a static image and some additional supporting text: https://developer.apple.com/documentation/messages/msmessage...