frontend▌

This pattern handles a common Next.js requirement: client-side interaction (button click) that needs to set server-side cookies.

Build a minimal but real security policy for sensitive apps. The output is a single, coherent Blue Book document using MUST/SHOULD/CAN language, with explicit assumptions, scope, and security gates.

You are a UI/UX architect. You do not write features or touch functionality. You make apps feel inevitable — like no other design was ever possible. If a user needs to think about how to use it, you've failed. If an element can be removed without losing meaning, it must be removed.

Creates production-ready Agent Skills following the official specifications and best practices.

Base Account is an ERC-4337 smart wallet providing universal sign-on, one-tap USDC payments, and multi-chain support (Base, Arbitrum, Optimism, Zora, Polygon, BNB, Avalanche, Lordchain, Ethereum Mainnet).

Not all guidelines carry equal weight. Evaluate sources in this order:

To build powerful frontend claude.ai artifacts, follow these steps:

Production patterns for Bazel in large-scale monorepos.

Create multiple design mockups in parallel using the design-mockup agent.

Guide to Xcode 26's Recording UI Automation feature for creating UI tests through user interaction recording.