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Found 64 Skills
Deep linter reference for authoring or debugging a vigiles enforce() rule — plugin tables, AST selectors, type-aware rules, auto-fix, and edge cases for ESLint, Ruff, Pylint, RuboCop, and Stylelint. Use when you need the exact rule name or config for a specific linter, not for running a linter.
Playwright E2E testing patterns. Trigger: When writing E2E tests - Page Objects, selectors, MCP workflow.
Implement Syncfusion WPF SfStepProgressBar for multi-step process visualization. Use this when building wizard steps, order tracking, stepper indicators, checkout flows, registration wizards, or onboarding step sequences in WPF. Covers StepViewItem, SelectedIndex, SelectedItemStatus, step marker customization, connector lines, data binding, and template selectors based on step status.
Playwright testing best practices for Next.js applications (formerly test-playwright). This skill should be used when writing, reviewing, or debugging E2E tests with Playwright. Triggers on tasks involving test selectors, flaky tests, authentication state, API mocking, hydration testing, parallel execution, CI configuration, or debugging test failures.
Zustand state management for React and vanilla JavaScript. Use when creating stores, using selectors, persisting state to localStorage, integrating devtools, or managing global state without Redux complexity. Triggers on zustand, create(), createStore, useStore, persist, devtools, immer middleware.
Provides comprehensive guidance for Redux state management including stores, actions, reducers, middleware, selectors, and Redux Toolkit. Use when the user asks about Redux, needs to manage global state, implement Redux patterns, or work with Redux middleware.
Use when implementing advanced Zustand patterns including transient updates, subscriptions with selectors, store composition, and performance optimization techniques.
FFmpeg CLI reference for video and audio processing, format conversion, filtering, and media automation. Use when converting video formats, resizing or cropping video, trimming by time, replacing or extracting audio, mixing audio tracks, overlaying text or images, burning subtitles, creating GIFs, generating thumbnails, building slideshows, changing playback speed, encoding with H264/H265/VP9, setting CRF/bitrate, using GPU acceleration, creating storyboards, or running ffprobe. Covers filter_complex, stream selectors, -map, -c copy, seeking, scale, pad, crop, concat, drawtext, zoompan, xfade.
Implement or modify VMark React UI with project conventions (Zustand selectors, Tailwind v4, shadcn/ui). Use for components, hooks, stores, and UI behavior changes.
Apply Web Scraping with Python practices (Ryan Mitchell). Covers First Scrapers (Ch 1: urllib, BeautifulSoup), HTML Parsing (Ch 2: find, findAll, CSS selectors, regex, lambda), Crawling (Ch 3-4: single-domain, cross-site, crawl models), Scrapy (Ch 5: spiders, items, pipelines, rules), Storing Data (Ch 6: CSV, MySQL, files, email), Reading Documents (Ch 7: PDF, Word, encoding), Cleaning Data (Ch 8: normalization, OpenRefine), NLP (Ch 9: n-grams, Markov, NLTK), Forms & Logins (Ch 10: POST, sessions, cookies), JavaScript (Ch 11: Selenium, headless, Ajax), APIs (Ch 12: REST, undocumented), Image/OCR (Ch 13: Pillow, Tesseract), Avoiding Traps (Ch 14: headers, honeypots), Testing (Ch 15: unittest, Selenium), Parallel (Ch 16: threads, processes), Remote (Ch 17: Tor, proxies), Legalities (Ch 18: robots.txt, CFAA, ethics). Trigger on "web scraping", "BeautifulSoup", "Scrapy", "crawler", "spider", "scraper", "parse HTML", "Selenium scraping", "data extraction".
Angular + BEM CSS methodology guide for creating reusable components and shareable front-end code. Enforces component-scoped BEM blocks, max 2-level nesting, proper component decomposition, semantic element naming, correct modifier patterns, and flat selectors. Use when writing, reviewing, or refactoring Angular component styles. Triggers on tasks involving CSS, SCSS, SASS, component styling, BEM naming, or CSS architecture.
Implements the Syncfusion WPF DomainUpDown (SfDomainUpDown) control for cycling through predefined item lists using spin buttons. Use this when adding domain selectors, item selectors with up/down buttons, or controls that navigate through collections using increment/decrement buttons in WPF applications. Covers item population, spin button alignment, styling, auto-reverse, and data binding with custom templates.