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Runs existing test suite to catch regressions after implementation changes. Use when Story needs regression verification. No status changes.

Deprecated. Best practices for creating high-quality, executable Dart CLI applications. Use the upstream `dart-build-cli-app` skill instead.

Expert patterns for Godot 2D physics including collision layers/masks, Area2D triggers, raycasting, and PhysicsDirectSpaceState2D queries. Use when…

Expert in browser automation using Chrome DevTools Protocol (CDP) and WebDriver. Specializes in secure web automation, testing, and scraping with proper…

OpenFGA authorization modeling best practices for defining types and relations, writing relationship tuples, deriving can_* permissions, applying type…

Agent-native CLI for Exa web search and content retrieval workflows.

Search the web for information. Use when you need to look something up, find current information, or research a topic.

Evaluate UX/UI using Don Norman's 7 fundamental design principles from The Design of Everyday Things. Audit discoverability, affordances, signifiers, feedback,…

Optimize pricing pages, pricing models, and pricing strategy. Use when the user asks about pricing, pricing pages, how to price a product, tiered pricing,…

Builds multi-step forms with validation schemas (Zod/Yup), step components, shared state management, progress indicators, review steps, and error handling. Use…

Integrate financial planning engines with the advisor technology stack, covering goal-based frameworks, Monte Carlo simulation, plan-to-portfolio linkage, and…

A/B test subject line variations using proven copywriting frameworks. Predict open rates based on historical performance.

Analyze existing repositories, maintain structure, setup guardrails and best practices

Design optimized database schemas for SQL and NoSQL databases including tables, relationships, indexes, and constraints. Creates ERD diagrams, migration…

Executive communication style for all-hands emails. Balances transparency with appropriate messaging.

Guidance for creating, running, fixing, and promoting behavioral evaluations. Use when verifying agent decision logic, debugging failures, debugging prompt…

Design and manage market data infrastructure — real-time and delayed feeds, Level 1/2/3 depth, consolidated tape vs direct feeds, vendor selection, licensing,…

Fetch a URL or convert a local file (PDF/DOCX/HTML/etc.) into Markdown using `uvx markitdown`, optionally it can summarize

Understand the defense-in-depth security architecture of Secure Vibe Coding OS. Use this skill when you need to understand the overall security approach, the…

shadcn/ui component integration for Inertia Rails React (NOT Next.js): forms, dialogs, tables, toasts, dark mode, command palette, and more. Use when building UI with shadcn/ui components in an Inertia app or adapting shadcn examples from Next.js. NEVER react-hook-form/zod — wire shadcn inputs to Inertia Form via name attribute. Flash toasts require Rails flash_keys initializer config.