The thing you actually want is an email. Not a dashboard you have to remember to open. Not a webhook you have to write a server for. An email — the kind your bank sends when a charge clears, the kind your airline sends when the gate changes — that quietly arrives in your inbox and tells you the Ever Given just entered Suez, or that one of your chartered tankers' ETA has shifted by six hours. VesselAPI sends notifications as webhooks and WebSocket messages. That's the right contract for software, the wrong contract for humans. Webhooks are how systems talk. Email is how systems talk to people. The translation layer between them — the thing that turns a webhook stream into vessel port arrival departure email notifications, the sort of thing your inbox already knows how to thread, sort, and search — is small enough to read in one sitting, which is what this post is.…