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Cursor Skill
Use when setting up, troubleshooting, managing, removing, or checking the health of an Auth0 custom authentication domain (e.g. login.example.com), OR when diagnosing an error (400/403/404/409/429) from the /custom-domains Management API — especially Free-tier 403s (credit card on file, not a plan upgrade), self-managed cert 403s, PATCH-type 400s, `operation_not_supported` on `relying_party_identifier`, and 409 domain-already-exists. Handles CNAME creation in the user's DNS provider (Cloudflare, AWS Route 53, Azure DNS automated; other registrars guided), verification polling, Multiple Custom Domains (MCD), default-domain selection, TLS policy, client-IP header, per-domain passkey relying party identifier, and domain metadata.
Auth0 skills for quickstarts, migration, MFA, branding, custom domains, Advanced Custom Universal Login (ACUL) screen generation, and framework-specific SDK integrations for React, Next.js, Vue, Nuxt, Angular, Express, Fastify, FastAPI, Flask, Go, Spring Boot, Java MVC, Swift, Android, Flutter, Flutter Web, ASP.NET Core, React Native, Expo, Ionic React (Capacitor), Ionic Angular (Capacitor), and Ionic Vue (Capacitor).