Node.js tutorial shows how to accept crypto payments with Moonvex SDK

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A step-by-step guide explains how to integrate Moonvex crypto payments into a plain Node.js server using the official @moonvex/node SDK, without a framework. The flow has the server create an invoice, the customer pay on a hosted page, and an HMAC-signed webhook mark the order as paid. Developers store the secret API key and webhook signing secret in server-side environment variables and require Node.js 18 or later. The guide stresses that a customer's return to the site does not prove payment, so orders should be marked paid only via webhook or the payment status endpoint. Idempotency keys are used so retries return the same payment instead of creating duplicates.

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