Twilio's SMS and voice webhooks let you respond to messages and voice calls using TwiML (the Twilio Markup Language). You can implement these webhooks using any F# web framework, but in this tutorial, you'll use the built-in ASP.NET Core Minimal API template. Prerequisites Here’s what you will need to follow along: .NET 7 SDK (earlier and newer versions may work too) A code editor or IDE (I recommend JetBrains Rider, Visual Studio, or VS Code with the Ionide for F# plugin) A free Twilio accoun...