Workflow-driven skill that builds payment webhook replay + recovery tests. Covers the idempotency contract (every webhook handler must handle redelivery without side effects), the replay simulators (Stripe CLI `stripe trigger`, Adyen Customer Area resend, PayPal Webhook Simulator, Braintree webhook test), the signature-verification gauntlet (HMAC-SHA256 per gateway, expired-timestamps rejection), and the partial-failure recovery scenarios. Use when designing webhook robustness tests.
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Medium
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Security
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The skill is specifically designed for direct financial operations, giving the agent the ability to move money or execute financial transactions — such as payment processing, cryptocurrency operations, banking integrations, or market order execution.
The skill is explicitly about payment gateway webhook handling and testing for gateways like Stripe, PayPal, Adyen, and Braintree. It uses gateway-specific SDK/CLI features (e.g., stripe.webhooks.generateTestHeaderString, stripe trigger, stripe events resend) and references PayPal/Braintree verification and replay mechanisms. These are payment-gateway-specific tools and workflows (not generic browser or HTTP tooling), so the skill is specifically designed around payment operations and gateway APIs — meeting the criteria for Direct Financial Execution authority.