Machine Learning

Proactive YAML intelligence: automatically activates when working with YAML files.Use when appropriate context detected. Trigger with relevant phrases based on skill purpose.

Use when creating Docusaurus plugins (remark, rehype, theme, content, lifecycle) to extend markdown, modify HTML, or add custom functionality

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.

Review, analyze, and inspect code for Photo Map MVP project following Spring Boot, Angular 18, and shared project conventions. Check security, performance, naming, testing, and MVP scope compliance. Use when reviewing pull requests, conducting code audits, analyzing code quality, inspecting Java or TypeScript files, or ensuring quality before commits. File types: .java, .ts, .html, .xml, .properties, .css, .scss

Export DOT/Graphviz diagrams from documents to SVG images. Use after creating documents with DOT code blocks when you need to render them as static images for distribution, GitHub, wikis, or static sites. Supports multiple layout engines (dot, neato, circo, fdp, twopi, osage, patchwork). Processes .md, .html, .mdx, .rst, .adoc files.

This skill generates interactive timeline visualizations using the vis-timeline JavaScript library. Use this skill when users need to create historical timelines, project timelines, event sequences, or any chronological data visualization with optional category filtering. The skill creates a complete MicroSim package with HTML, CSS, JSON data, and documentation.

This skill provides comprehensive automation for GitHub repository setup and configuration.It should be used when creating new projects, setting up CI/CD pipelines, configuring issuetemplates, enabling security scanning, or migrating existing projects to GitHub automation.The skill prevents 18 documented errors in GitHub Actions YAML syntax, workflow configuration,issue template structure, Dependabot setup, and CodeQL security scanning. It includes 12production-tested workflow templates, 4 issue templates, security configurations, and automationscripts for rapid project setup.Use when: setting up GitHub Actions CI/CD, creating issue/PR templates, enabling Dependabot,configuring CodeQL scanning, automating GitHub repository setup, fixing YAML syntax errors,integrating security scanning, deploying to Cloudflare Workers via GitHub Actions, orimplementing multi-framework testing matrices.Keywords: github actions, github workflow, ci/cd, issue templates, pull request templates,dependabot, codeql, se

Build accessible user interfaces following WCAG guidelines with semantic HTML, keyboard navigation, and screen reader support. When creating or modifying UI components, pages, forms, or interactive elements. When working on files that render HTML, JSX, or template markup. When implementing keyboard navigation, focus management, or ARIA attributes. When adding form inputs, buttons, links, modals, or any interactive UI elements. When ensuring color contrast, alternative text for images, or proper heading structure. When building or testing components for screen reader compatibility.

华安保险车险周报HTML可视化生成器。将车险周报数据（Excel/CSV/JSON/DuckDB）转化为交互式网页仪表盘，支持标签页切换（经营概览、保费进度、变动成本、损失暴露、费用支出）和下钻分析（机构/客户类别双维度）。采用ECharts图表、响应式布局、麦肯锡配色方案。触发场景：用户上传车险周报数据文件，要求生成HTML可视化网页、交互式仪表盘或网页版报告。

Analyzes HTML files for SEO issues using static analysis with cheerio. Checks meta tags, Open Graph, Twitter Cards, heading structure, and JSON-LD structured data. Use when user mentions "SEO check", "meta tags", "og tags", "structured data validation", "SEO audit", or wants to analyze HTML/JSX for SEO compliance.

Set up a newly cloned SolidCAM SvelteKit skeleton project. Use when the user has just cloned/degitted the template and needs to configure it for their new tool - updating APP_TITLE, app.html title, CLAUDE.md, and installing dependencies.

Professional invoice and payment system for MyDetailArea dealership management. Creates invoices with itemization, tax calculations, payment tracking, and multi-format output (HTML/PDF/Excel). Includes email delivery, payment recording, and financial reporting. Use when creating invoices, recording payments, generating financial documents, or managing billing workflows.

Use when implementing on-device AI with Apple's Foundation Models framework (iOS 26+), building summarization/extraction/classification features, or using @Generable for type-safe structured output.

Validates and reviews skills against the Agent Skills specification. Checks YAML syntax, naming conventions, description quality, file structure, and best practices. Provides improvement suggestions with before/after examples and optionally applies fixes. Use when validating skills, reviewing skill quality, checking skills before commit, or when `--check-skill`, `--validate-skill`, or `--review-skill` is mentioned.

Extracts and assesses research methodology, claims, evidence, and infrastructure from research papers in HASS disciplines. Evaluates transparency, reproducibility, and credibility through systematic extraction (eight-pass workflow, Pass 0-7) and credibility assessment (research approach classification, quality gating, and repliCATS Seven Signals evaluation adapted for HASS).

Create and optimize Dockerfiles, docker-compose.yml files, multi-stage builds, and container configurations. Use when user mentions Docker, containers, Dockerfile, docker-compose, containerization, image optimization, or asks to dockerize an application.

Manage blog post creation, YAML frontmatter (slug, title, excerpt, categories), validate metadata, track pipeline stages, export to PDF. Use when creating blog posts, publishing, or managing blog-specific workflows.

This skill should be used when the user asks to "create an indexer", "build a hyperindex", "index blockchain events", "write event handlers", "configure config.yaml", "define schema.graphql", "use envio", "set up hyperindex", "index smart contract events", "create graphql schema for blockchain data", or mentions Envio, HyperIndex, blockchain indexing, or event handler development.

Guide for creating new skills - includes required file structure, YAML frontmatter format, naming conventions, and best practices for skill development

Data science and machine learning platform functions for the East language (TypeScript types). Use when writing East programs that need optimization (MADS, Optuna, SimAnneal, Scipy), machine learning (XGBoost, LightGBM, NGBoost, Torch MLP, GP), ML utilities (Sklearn preprocessing, metrics, splits), or model explainability (SHAP). Triggers for: (1) Writing East programs with @elaraai/east-py-datascience, (2) Derivative-free optimization with MADS, (3) Bayesian optimization with Optuna, (4) Discrete/combinatorial optimization with SimAnneal, (5) Gradient boosting with XGBoost or LightGBM, (6) Probabilistic predictions with NGBoost or GP, (7) Neural networks with Torch MLP, (8) Data preprocessing and metrics with Sklearn, (9) Model explainability with Shap.