Create design system with Storybook and theming.

Evaluate extensibility patterns, abstraction layers, and configuration approaches in frameworks. Use when (1) assessing base class/protocol design, (2) understanding dependency injection patterns, (3) evaluating plugin/extension systems, (4) comparing code-first vs config-first approaches, or (5) determining framework flexibility for customization.

Maintain consistent file structure - components/ui for base shadcn, components/shared for composed components, pages for routes, always use barrel exports

Guidelines for organizing React components in Shadow Master. Use when creating new components, deciding between single-file vs subfolder structure, or understanding the component architecture.

Component variant system with Glass, Outline, and Flat styles. Use when creating multi-style components, variant props, or style switching.

Guide the creation of new ECS components following established architectural patterns including component class creation, JSON serialization support, editor UI implementation, dependency injection registration, and documentation. Use when adding new component types to the engine or extending existing component functionality.

Base skill for working with electronic components in this library. Use when adding new component types, manufacturer handlers, or working with MPN (Manufacturer Part Number) operations, BOM entries, or component classification.

Expert knowledge for building event-driven systems with Composable Rust framework. Use when implementing reducers, designing state machines, working with effects, creating environment traits for dependency injection, building stores, or answering questions about core architectural patterns and the unidirectional data flow model.

Expert knowledge for building web APIs and real-time applications with Composable Rust. Use when building HTTP REST APIs with Axum, implementing WebSocket for real-time updates, working with authentication (magic link, OAuth, passkeys), setting up email providers (SMTP, Console), designing API routes or request handlers, or questions about web integration and real-time communication.

Streaming chat and collaborative features for Composable Svelte. Use when implementing LLM chat interfaces, real-time messaging, or collaborative features. Covers StreamingChat (transport-agnostic), presence tracking, typing indicators, and WebSocket integration from @composable-svelte/chat package.

Code editing, syntax highlighting, and visual programming for Composable Svelte. Use when implementing code editors, syntax highlighting, or node-based visual programming. Covers CodeEditor (CodeMirror), CodeHighlight (Prism), and NodeCanvas (SvelteFlow) from @composable-svelte/code package.

Core architecture patterns for Composable Svelte. Use when creating stores, writing reducers, working with effects, composing reducers, or implementing business logic. Covers the Store-Reducer-Effect trinity, all 12 effect types, composition strategies (scope, combineReducers, forEach), and immutable state updates.

Form patterns and validation for Composable Svelte. Use when building forms, validating user input, or integrating Zod schemas. Covers FormConfig, createFormReducer, field-level validation, async validation, form state management, and reactive wrapper patterns.

Navigation and animation patterns for Composable Svelte. Use when implementing modals, sheets, drawers, alerts, navigation flows, or component lifecycle animations. Covers state-driven navigation, PresentationState, parent observation, URL routing, and Motion One integration.

compose-hooks

Imported skill composite from langchain

Research product compositions using AI and web sources. Use when needing to find what products, substances, or objects are made of - including ingredients, materials, chemicals, and elements. Essential for building composition data.

Capture solved problems as categorized documentation with YAML frontmatter for fast lookup

Multi-phase research orchestration for thorough codebase, documentation, and external knowledge investigation. Invoked by /ai-eng/research command. Use when conducting deep analysis, exploring codebases, investigating patterns, or synthesizing findings from multiple sources.

Compress active session into structured summary. Capture decisions, tools built, breakthroughs - the "why" and "how" that git commits don't preserve.

以公開金屬價格 + 礦業成本指標（AISC/All-in cost/現金成本）計算「黃金/白銀礦業毛利率代理值」，並判斷當前是否處於歷史高/低檔區間。

Assist with image analysis, object detection, and visual AI tasks

Basic operations for the Conan C++ package manager. Use when the user explicitly asks to 'use conan' for tasks like creating projects, installing dependencies, or building packages, or asks for 'how to' guidance on Conan setup.

Detect and resolve conflicting concepts in the story-tree database. This skill **vets concepts** before presenting them to humans - most conflicts are resolved automatically.

Identify business entities, relationships, and high-level data structures from requirements and domain knowledge.

concurrent-observable-state-updates

Implement animation systems resilient to concurrent rendering and interrupted updates.

Design deterministic state machines that remain correct under concurrent rendering and re-entrancy.

Help users conduct effective hiring interviews. Use when someone is designing an interview loop, crafting interview questions, evaluating candidates in real-time, or building a structured interview process.

Display project status, active tracks, and next actions

Force honest confidence assessment before claiming conclusions. Triggers on 'root cause identified', 'problem identified', 'complete clarity'. Express confidence as percentage, explain what's stopping 100%, validate assumptions before presenting.

Use when drafting or updating directives in docs (e.g., ROADMAP, AGENTS.md, CLAUDE.md, skills) as a gentle reminder to keep language cautious and flexible; avoid overly confident or absolute directives unless explicitly required.

Creates new KrakenD configurations with best practices, proper structure, and edition-appropriate features

Expert guide for managing application configuration including environment variables, config files, secrets management, and multi-environment setups. Use when handling .env files, config validation, or configuration architecture.

Use this skill when working with neovim configurations, Lua scripting for Neovim, plugin management, LSP setup, or any Neovim-related development tasks.

Seed JSON configuration files into database. Use ONCE at BAZINGA session initialization, BEFORE spawning PM.

Sets up configuration files, environment variables, and project configuration. Use when setting up project configuration, environment setup, or configuration management. Creates config files, .env examples, and configuration documentation.

Automate infra with Ansible/Chef/Puppet.

Enforce Nix + Pixi + direnv + Home-manager configuration patterns

Validates environment variables, config files, and ensures all required settings are documented. Use when working with .env files, configs, or deployment settings.

Configure Git CLI with GitHub authentication using environment variables (GITHUB_EMAIL, GITHUB_NAME, GITHUB_PAT)

Guidance for setting up Git-based web deployment systems where pushing to a Git repository automatically deploys content to a web server. This skill should be used when tasks involve configuring bare Git repositories with post-receive hooks for automated web deployment, setting up lightweight web servers to serve deployed content, or creating Git-push-to-deploy workflows. Covers service persistence, permission management, and verification strategies.

Set up JWT Bearer authentication with token service and authorization policies

Configure un serveur MCP (Model Context Protocol) dans Cursor en ajoutant l'entrée appropriée dans le fichier mcp.json. Supporte les serveurs Supabase Edge Functions, n8n et les serveurs locaux via npx. Utilise ce skill lorsque l'utilisateur demande d'ajouter, modifier ou configurer un serveur MCP dans Cursor.

Configure host-based firewalls (iptables, nftables, UFW) and cloud security groups (AWS, GCP, Azure) with practical rules for common scenarios like web servers, databases, and bastion hosts. Use when exposing services, hardening servers, or implementing network segmentation with defense-in-depth strategies.

Polyglot project configuration - orchestrate multiple language subprojects with root justfile

Configure PrismaClient for serverless (Next.js, Lambda, Vercel) with connection_limit=1 and global singleton pattern.

Configure Tailwind CSS v4 using Vite plugin, PostCSS, or CLI with CSS-first configuration via @import and @theme directives. Use when setting up new projects or migrating build tools.

Configure transaction isolation levels to prevent race conditions and handle concurrent access. Use when dealing with concurrent updates, financial operations, inventory management, or when users mention race conditions, dirty reads, phantom reads, or concurrent modifications.

Provides guidance for configuring and customizing the Zed editor. Use when modifying Zed settings, keybindings, themes, or extensions.