Did my message actually go out? Delivery verified on the wire

by @aeneassoft

Did my message actually go out? Was it delivered, or did the send only look successful? Use this after any message send whose delivery matters — a notification, a reply the user is waiting for, a forward to another chat — and before telling the user it was sent. Cross-checks the runtime's send result (message_sent success/error) against the wire: the request this process made to the channel API (api.telegram.org, discord.com, slack.com, graph.facebook.com, api.twilio.com, graph.microsoft.com) an