frontend▌

A clean, elevated SaaS design system built on shadcn/ui, Tailwind CSS v4, and React (Vite). Every interface generated for Casper Studios — whether a client demo, internal tool, or quick prototype — must follow these rules to maintain a consistent, professional visual identity across the team.

Effective KPI dashboards make performance visible, enable data-driven decisions, and help teams align around shared goals.

GPUI provides a comprehensive testing framework that allows you to test UI components, async operations, and distributed systems. Tests run on a single-threaded executor that provides deterministic execution and the ability to test complex async scenarios. GPUI tests use the #[gpui::test] attribute and work with TestAppContext for basic testing and VisualTestContext for window-dependent tests.

Implement client-side routing with navigation, lazy loading, protected routes, and state management for multi-page single-page applications.

This skill covers designing and implementing neural network architectures including CNNs, RNNs, Transformers, and ResNets using PyTorch and TensorFlow, with focus on architecture selection, layer composition, and optimization techniques.

Provide comprehensive guidance for advanced Next.js App Router features including Route Handlers (API routes), Parallel Routes, Intercepting Routes, Server Actions, error handling, draft mode, and streaming with Suspense.

Add @storybook/react-native v10 to a React Native project.

Opinionated wizard that scans your React project and guides you through complete Sentry setup.

If adding to existing project:

Add authentication to Vue.js 3 single-page applications using @auth0/auth0-vue.