frontend▌

Name: Industrial Brutalism & Tactical Telemetry Interface Engineering Description: Advanced proficiency in architecting web interfaces that synthesize mid-century Swiss Typographic design, industrial manufacturing manuals, and retro-futuristic aerospace/military terminal interfaces. This discipline requires absolute mastery over rigid modular grids, extreme typographic scale contrast, purely utilitarian color palettes, and the programmatic simulation of analog degradation (halftones, CRT sc

Supabase Auth integration for Next.js App Router with middleware-based session management. \n \n Handles server/client authentication boundaries using @supabase/ssr, protecting routes via middleware and managing cookie-based sessions \n Provides patterns for OAuth callbacks, Server Actions for auth operations, and proper token handling across Server and Client Components \n Includes anti-patterns to avoid: getSession in Server Components, unlistened client auth state, and manual token storage \n

Vue Router 4 patterns, navigation guards, and route-lifecycle best practices. \n \n Covers five navigation guard patterns including async/await handling, deprecated next() function migration, and infinite redirect loop prevention \n Addresses route lifecycle gotchas such as stale data when navigating with param changes and event listener cleanup on unmount \n Includes guidance on component instance access in beforeRouteEnter guards and param-change detection across same-route navigation \n Provi

Vue Router 4 patterns, navigation guards, and route-lifecycle best practices. \n \n Covers five navigation guard patterns including async/await handling, deprecated next() function migration, infinite redirect loops, and param-change detection \n Addresses route-lifecycle gotchas like stale data when navigating between same routes and event listener cleanup on component unmount \n Includes guidance on beforeRouteEnter guard limitations, component instance access, and param-triggered navigation b

Comprehensive guide for building modern, accessible, and composable UI components. \n \n Covers component taxonomy (primitives, components, blocks, templates), core design principles, and accessibility implementation including ARIA, keyboard navigation, and WCAG compliance \n Includes patterns for composable APIs, polymorphism, controlled/uncontrolled state, and the as-child pattern for flexible element composition \n Provides guidance on design tokens, theming systems, styling approaches, and u

ui-ux-designer

Comprehensive guide for applying 200+ VueUse composables to Vue.js and Nuxt projects. \n \n Covers 14 functional categories: state management, DOM elements, browser APIs, sensors, networking, animations, components, watchers, reactivity, arrays, time utilities, and integrations with Firebase, Electron, RxJS, and more. \n Each composable includes an invocation rule (AUTO, EXTERNAL, or EXPLICIT_ONLY) to guide when and how to use it; consult detailed references for usage patterns and type declarati

Modern React 19 patterns for Server Components, Actions, concurrent features, and TypeScript development. \n \n Covers core hooks (useState, useEffect, useRef, useMemo, useCallback) with TypeScript typing and custom hook extraction patterns \n Includes React 19 features: use() hook, useOptimistic, useFormStatus, useFormState, Server Actions, and Server Components with mixed architecture examples \n React Compiler automatic optimization eliminates manual memoization; includes setup, configuration

Use this skill when the user wants to reverse-engineer a public website's design primitives into project-local starter token files.

Transform threat analysis into actionable security requirements. \n \n Converts STRIDE threat categories into functional, non-functional, and constraint requirements with automatic priority calculation based on impact and likelihood \n Generates security user stories, acceptance criteria, and test cases directly from threats; includes traceability matrices linking threats to requirements \n Maps requirements to compliance frameworks (PCI-DSS, HIPAA, GDPR, SOC2, NIST, ISO 27001, OWASP) and identi