Integrate Polar payments into a Next.js and Supabase app for checkout and webhooks.
npx skills add https://github.com/JocDLC/saas-factory-v5 --skill add-payments
Please help me install this Agent Skill. Skill: add-payments Source: https://github.com/JocDLC/saas-factory-v5/tree/main/.claude/skills/add-payments Command: npx skills add https://github.com/JocDLC/saas-factory-v5 --skill add-payments
Integrates Polar payments as Merchant of Record into a Next.js + Supabase project, delivering a complete checkout, webhooks, billing data, and frontend flow with minimal setup.
Follow the seven-step setup to wire Polar payments into your Next.js + Supabase project.
High-intent search queries and answers about installing and using this skill.
To integrate Polar payments into a Next.js and Supabase app, you wire endpoints, migrations, and webhook verification using the Polar SDK to manage checkout, billing data, and access control based on subscription status.
A merchant-of-record billing flow manages checkout, tax handling, and invoicing automatically. You need it for SaaS workflows requiring subscription monetization, where automated user access provisioning and tax compliance are handled by a provider overlaying Stripe.
Yes, you need a pre-existing /add-login flow before setting up Polar subscriptions. Proper environment configuration and the Polar SDK are also required to wire webhook verification, idempotent endpoints, and manage access control based on subscription status.
Webhook handling for Polar checkout in a Supabase project works by verifying webhook events idempotently to provision automated user access. It updates a purchases table and manages access control based on the received subscription status.
The best way to manage automated user access control for SaaS subscriptions is using a merchant-of-record integration like Polar. It overlays Stripe to handle tax and invoicing, using idempotent webhooks to provision access based on subscription status.
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