skills-and-agents

Add new tiles, images, and videos to the portfolio work page grid. Use when the user says "add a tile", "add an image", "add a video", "new work item", "add this to the grid", "wire up this image", "wire up this video", "add work tile", or drops new assets into public/work/. ALWAYS asks the user for layout type, naming, hover state, and grid position before making changes. Handles both image-only and video tiles with poster extraction and format optimization. Do NOT use for modifying existing tiles, changing the grid system itself, or editing the Tile component.

Writes original blog posts and essays with genuine human voice, using voice presets and AI-tell detection to eliminate machine-sounding prose. Use when the user says "write a blog post", "blog about", "write an essay", "draft a post about", "draft a blog post on", or "blog post on". Supports multiple voice presets (Paul Graham, Naval, Zinsser, default) and a multi-phase workflow with reconstruction passes. Do NOT use for copywriting, marketing copy, social media posts, technical documentation, or rewriting/humanizing existing content.

Dutch freelance (zzp) bookkeeping automation for Tellow. Use when the user asks to "reconcile transactions", "find missing invoices", "download receipts", "upload invoices to Tellow", "do my BTW quarter", "handle bookkeeping", or "manage my bonnetjes". Do NOT use for personal finance, non-Dutch tax systems, or non-Tellow bookkeeping software. Requires browser control (claude-in-chrome MCP) to login to Tellow and vendor platforms via Google OAuth.

Transforms AI-generated content into natural, human-sounding writing by eliminating AI patterns, banned phrases, and robotic structure. Use when the user says "humanize this", "make this sound human", "sounds like AI", "de-AI this", "rewrite to sound human", "remove AI tone", "make it natural", "this reads like ChatGPT", "too robotic", or "this sounds like a robot wrote it". Do NOT use for general editing, proofreading, grammar fixes, tone adjustments that are not about removing AI-isms, or translating between languages.

Applies React and Next.js performance optimization patterns when writing or reviewing code. Use when the user says "optimize this React code", "review for performance", "make this component faster", "reduce bundle size", "fix waterfalls", "Next.js performance", or "apply React best practices". Do NOT use for general React questions like "how does useState work", scaffolding new projects, or non-performance refactoring. Do NOT use for Vue, Angular, or Svelte code.

Personal accountability reflection combining WHOOP health data with coaching psychology. Use when user says "reflect", "check in", "how am I doing", "weekly reflect", "daily check-in", "wellbeing review", "health check", or wants to review their productivity, patterns, and physical state against biometric data. Do NOT use for general health questions, fitness advice, WHOOP setup help, or code review. Only use when the user wants a structured personal reflection session.

Interactive guide for creating new Claude Code skills. Walks the user through use case definition, frontmatter generation, instruction writing, and validation. Use when user says "create a skill", "build a skill", "write a skill", "new skill for", "skill for [topic]", "help me make a skill", or "I want to build a skill". Do NOT use when user asks "what skills do I have", "list skills", or general coding questions unrelated to skill authoring.

Systematic debugging methodology that enforces root cause analysis before fixing. Use when the user says "debug this", "why is this failing", "fix this bug", "this test is broken", "investigate this error", "track down this issue", "something is wrong with", or "figure out why this crashes". Do NOT use for writing new features, general code review, refactoring, or questions about how code works without an active bug.

Writes unit tests using Jest or Vitest with factory functions, mocking strategies, and TDD workflow. Use when the user says "write tests for this", "add unit tests", "create test factories", "help me TDD this", "write a test for this component", or "mock this dependency". Supports React Testing Library, hook mocking, and module mocking. Do NOT use for E2E tests, Playwright, Cypress, integration tests against real APIs, or load/performance testing.

Enforces opinionated UI quality constraints when building or reviewing frontend interfaces. Covers Tailwind CSS usage, accessible component primitives, animation rules, typography, layout, performance, and visual design. Use when the user says "build a UI", "create a component", "review this UI", "check my frontend code", "build a form", "create a page", "make a modal", "build a dashboard", "review this component", or any task involving writing or reviewing React/HTML interface code with Tailwind. Do NOT use for animation-specific questions (use web-animation-design), typography system design (use web-typography), or design token/theming infrastructure (use design-system-patterns).

Emergency procrastination intervention that diagnoses why you're stuck and gets you moving. Use when user says "unblock", "unblock me", "I'm stuck", "can't start", "procrastinating", "overwhelmed", "paralyzed", "I keep avoiding", "help me start", "I can't focus", or describes being unable to begin work despite knowing what to do. Do NOT use for weekly reflections (use reflect), day planning (use Focuh plan-my-day), or general productivity advice.

Deploy applications and websites to Vercel with zero authentication. Use when the user says "deploy to Vercel", "deploy my app", "create a preview deployment", "deploy and give me the link", "push this to Vercel", or "deploy this site". Returns a live preview URL and a claim URL to transfer ownership. Do NOT use for deploying to AWS, Netlify, Cloudflare, or non-Vercel platforms. Do NOT use for managing existing Vercel projects, domains, or environment variables.

Analyze .mp4 video files frame-by-frame to detect animation issues like jank, stuttering, layout shifts, flickering, and incomplete renders. Use when the user says "video dissect", "dissect video", "analyze animation", "detect animation issues", "frame by frame analysis", "check for jank", or "video-disect". Do NOT use for general video editing, video content analysis, transcription, or non-animation quality checks. Requires: ffmpeg, ffprobe, ImageMagick 7 (magick).

Design and implement web animations with correct easing, timing, and performance. Use when the user says "which easing should I use", "animate this modal", "make this transition smooth", "feels janky", "spring animation", "add entrance animation", "prefers-reduced-motion", or "animation best practices". Covers CSS transitions, Framer Motion, React Spring, springs, hover effects, and accessibility. Do NOT use for CSS layout questions, SVG illustration, canvas/WebGL rendering, or non-animation styling tasks.

Audit, generate, and systematize web typography. Modes: audit existing type in code or browser, generate type systems, build typographic design tokens. Opinionated toward Apple/Linear/Tailwind conventions. Use when the user says "typography", "type system", "type scale", "font size", "line height", "font pairing", "type audit", "typographic", or "audit my type". Do NOT use for general CSS layout, color systems, spacing systems, or icon sizing. Do NOT use when the user only asks about font installation or font file formats.

Create distinctive, production-grade frontend interfaces with high design quality and interface polish. Use when the user says "build a UI", "create a component", "design this page", "make this look good", "implement this design", "build this interface", or any task involving creating new React/HTML interface code. Automatically applies 18 interface polish principles including concentric border radius, optical alignment, shadow depth, text crispness, tabular numbers, balanced text wrapping, interruptible animations, transform origin awareness, active press feedback, custom easing curves, performance-safe properties, animation restraint, sequential tooltip delays, and reduced motion respect. Do NOT use for animation-specific questions (use web-animation-design), typography system design (use web-typography), design token infrastructure (use design-system-patterns), or reviewing existing code against constraints (use ui-skills).

When the user wants to write, rewrite, or improve marketing copy for any page — including homepage, landing pages, pricing pages, feature pages, about pages, or product pages. Also use when the user says "write copy for," "improve this copy," "rewrite this page," "marketing copy," "headline help," or "CTA copy." For email copy, see email-sequence. For popup copy, see popup-cro.