nickgolden

* This val creates a webhook endpoint that receives text messages and sends SMS replies using the TextBelt API. * It uses blob storage to keep track of message history and conversation state. * The TextBelt API is used for sending SMS messages without requiring an API key. * The conversation history is stored as an array of message objects containing sender, content, date, and phone number. * OpenAI's GPT-4 is used to generate contextual responses based on the conversation history.