doku-payment-gateway

# DOKU Payment Gateway Integration / Integrasi Payment Gateway DOKU [English](#english) | [Bahasa Indonesia](#bahasa-indonesia) --- <a name="english"></a> ## English ### Orchestration & Integration Connects and orchestrates with relevant domain skills like `brainstorming`, `zero-to-prod-orchestrator`, and `project-context-mapper` to ensure cohesive execution. ### Description Expert guide for implementing DOKU Payment Gateway (Jokul API v2) integrations based on official [DOKU Developers Documentation](https://developers.doku.com/). Covers authentication headers, SHA-256 Digest generation, HMAC-SHA256 request signature construction, Webhook notification verification, Checkout Payment Links, Direct Payments (Virtual Account, QRIS, E-Wallet, Credit Card), error handling, and sandbox/production deployment. ### Trigger Conditions Activate this skill when the user is: - Building or refactoring DOKU Payment Gateway integration in Node.js, TypeScript, Python, Go, PHP, or Java. - Implementing HMAC-SHA256 signature calculations or notification signature verification for DOKU API. - Setting up DOKU Virtual Account (BCA, Mandiri, BRI, BNI, Permata, DOKU VA), QRIS, E-Wallet (OVO, ShopeePay, DANA, LinkAja), or Credit Card APIs. - Debugging DOKU API authorization errors (e.g., `Authorization Failed`, invalid signature, incorrect timestamp format). --- ### Core Architecture & Credentials #### Environment Gateways | Environment | Base URL | Dashboard Portal | |---|---|---| | **Sandbo...