Web & Frontend

pyfagorass Skill

Answers questions about a code repository using source file analysis. Use when the user asks a question about how something works, wants to understand a component, or needs help navigating the codebase.

pyfagorass Bundle

Build AI agents on Cloudflare Workers using the Agents SDK. Load when creating stateful agents, durable workflows, real-time WebSocket apps, scheduled tasks, MCP servers, chat applications, voice agents, or browser automation. Covers Agent class, state management, callable RPC, Workflows, durable execution, queues, retries, observability, and React hooks. Biases towards retrieval from Cloudflare docs over pre-trained knowledge.

pyfagorass Bundle

Use for Vercel cost and performance optimization on deployed projects, especially Next.js, SvelteKit, Nuxt, and limited Astro apps. Collect Vercel metrics, usage, project config, and code scan results first; investigate only metric-backed candidates; produce ranked recommendations grounded in verified files and version-aware Vercel/framework docs. Trigger for Vercel bill reduction, slow or expensive routes, caching opportunities, Function Invocations, Build Minutes, Fast Data Transfer, Core Web Vitals, Bot Management, Fluid compute, or cost breakdown requests.

pyfagorass Bundle

Prepare Azure apps for deployment (infra Bicep/Terraform, azure.yaml, Dockerfiles). Use for create/modernize or create+deploy; not cross-cloud migration (use azure-cloud-migrate). DO NOT USE FOR: copilot-sdk apps (use azure-hosted-copilot-sdk). WHEN: "create app", "build web app", "create API", "create serverless HTTP API", "create frontend", "create back end", "build a service", "modernize application", "update application", "add authentication", "add caching", "host on Azure", "create and deploy", "deploy to Azure", "deploy to Azure using Terraform", "deploy to Azure App Service", "deploy to Azure App Service using Terraform", "deploy to Azure Container Apps", "deploy to Azure Container Apps using Terraform", "generate Terraform", "generate Bicep", "function app", "timer trigger", "service bus trigger", "event-driven function", "containerized Node.js app", "social media app", "static portfolio website", "todo list with frontend and API", "prepare my Azure application to use Key Vault", "managed identity".

pyfagorass Bundle

Create Zustand stores with TypeScript, subscribeWithSelector middleware, and proper state/action separation. Use when building React state management, creating global stores, or implementing reactive state patterns with Zustand.

charlieviettq Skill

Create effective data visualizations with Python (matplotlib, seaborn, plotly). Use when building charts, choosing the right chart type for a dataset, creating publication-quality figures, or applying design principles like accessibility and color theory.

charlieviettq Skill

Anti-slop frontend skill for landing pages, portfolios, and redesigns. The agent reads the brief, infers the right design direction, and ships interfaces that do not look templated. Real design systems when applicable, audit-first on redesigns, strict pre-flight check. Use when building landing pages, portfolios, redesigns, or frontend interfaces that need strong visual taste.

charlieviettq Skill

Research your competitors and build an interactive battlecard. Outputs an HTML artifact with clickable competitor cards and a comparison matrix. Trigger with "competitive intel", "research competitors", "how do we compare to [competitor]", "battlecard for [competitor]", or "what's new with [competitor]".

charlieviettq Skill

Frontend UI Engineering

charlieviettq Skill

Browser Testing with DevTools

caishengold Skill

当需要执行编程类任务时使用。触发场景：网站开发、React/Vue组件开发、Python/Node.js脚本编写、API开发集成、代码修复调试、README编写。当用户提到"写代码"、"开发"、"React"、"API"、"bug修复"、"网站"、"脚本"、"组件"时应触发此技能。

paulasilvatech Bundle

Define and verify WCAG 2.2 AA, semantic, keyboard, focus, zoom, contrast, motion, media, data visualization, form, SPA, and native accessibility behavior. Use this skill when frontend design, implementation, review, testing, or release evidence involves accessibility.

paulasilvatech Bundle

Inspect, preview, install, update, and uninstall optional frontend instructions, VS Code prompts, and a named Playwright MCP workspace entry with ownership hashes and conflict protection. Use this skill when a consuming repository wants frontend-experience workspace companions.

paulasilvatech Bundle

Select risk-based frontend test layers, environments, fixtures, acceptance coverage, and release evidence without mandating every layer. Use this skill when planning QA scope, Definition of Done, regression coverage, test data, or frontend release criteria.

paulasilvatech Bundle

Migrate unsafe React class component lifecycle methods to React 18.3.1-safe patterns. Use when fixing `componentWillMount`, `componentWillReceiveProps`, `componentWillUpdate`, `UNSAFE_` lifecycle warnings, choosing `getDerivedStateFromProps` versus `componentDidUpdate`, or adding `getSnapshotBeforeUpdate`.

paulasilvatech Skill

Explore a website with Playwright MCP, identify 3-5 core user flows, capture locators and expected outcomes, close the browser context, and propose test cases. Use this skill when the user asks to explore a site for testing, map UI functionality, discover test scenarios, or produce Playwright-ready interaction notes.

paulasilvatech Bundle

Generates breadboard circuit mockups and visual electronics diagrams with HTML5 Canvas conventions for retro computers, 6502 builds, 555 timer circuits, EEPROM/RAM/VIA wiring, 7400-series logic, LEDs, resistors, capacitors, switches, and wires. Use this skill when asked to create circuit layouts, visualize component placement, draw breadboard diagrams, mock up vintage electronics, or design Ben Eater-style projects.

paulasilvatech Bundle

Preserve React 18 concurrent patterns and adopt React 19 APIs including useTransition, useDeferredValue, Suspense, use(), useOptimistic, useActionState, useFormStatus, and Actions. Use when reviewing React 19 migrations, auditing concurrent rendering, cleaning up Suspense data fetching, or adopting post-migration APIs.

paulasilvatech Bundle

Establish product evidence, design contracts, complete UI states, anti-generic interface gates, and routing for frontend work. Use this skill when a material web, PWA, mobile, or desktop design, implementation, or quality request begins, before loading a narrower frontend domain skill.

paulasilvatech Skill

Generate, save, run, and stabilize Playwright TypeScript tests from a user scenario using Playwright MCP exploration evidence. Use this skill when the user asks to create a Playwright test, generate an @playwright/test spec from a scenario, automate a browser flow, or turn Playwright MCP history into a passing test.

paulasilvatech Skill

Requires SIFAP tests to prove requirement and legacy-behavior coverage with deterministic, privacy-safe fixtures. Use when editing backend, frontend, integration, or equivalence tests.

paulasilvatech Bundle

Install and configure Markstream streaming Markdown renderers for Vue, React, Svelte, Angular, Nuxt, Next.js, and Vue 2 applications. Use when adding streaming Markdown to AI chat or document interfaces, repairing Markstream styles or SSR, or choosing static, smooth-streaming, or externally parsed AST input.

paulasilvatech Bundle

Capture public HTTP(S) webpages as local PNG, JPEG, or PDF artifacts through Latchshot. Use when the user needs screenshots, website thumbnails, full-page captures, PDFs, QA reports, archives, or social previews. Do not use for private or authenticated pages, raw HTML extraction, scraping, CAPTCHA bypass, arbitrary browser actions, or local-file capture.

paulasilvatech Bundle

Create or update standardized object-oriented component documentation from source code or existing Markdown docs using create-mode and update-mode guidance. Use when the user asks to document a class, component, folder, public API, architecture relationships, design patterns, or refresh existing OO component documentation.

paulasilvatech Skill

Write and review JavaScript and TypeScript Jest tests with strong structure, mocks, async handling, snapshots, and React Testing Library patterns. Use this skill when the user asks to add Jest tests, improve test structure, mock APIs or databases, test async code, update snapshots, or test React components.

paulasilvatech Skill

Write and review JavaScript and TypeScript Jest tests with strong structure, mocks, async handling, snapshots, and React Testing Library patterns. Use this skill when the user asks to add Jest tests, improve test structure, mock APIs or databases, test async code, update snapshots, or test React components.

paulasilvatech Bundle

Create or review focused frontend tests for components, hooks, composables, stores, validation, state machines, callbacks, and Storybook interactions using the repository's existing runner. Use this skill when isolated UI behavior and semantics need executable evidence.

paulasilvatech Bundle

Design and verify chat, copilot, assistant, streaming, citations, tool activity, attachments, multimodal input, conversation history, retry, stop, and accessible live-update behavior. Use this skill when frontend work includes conversational or generated-content interfaces.

paulasilvatech Bundle

Design and verify forms, validation, search, filters, settings, uploads, checkout, onboarding, destructive actions, and multi-step data-entry workflows with preserved input and recoverable async behavior. Use this skill when frontend work collects, validates, or submits user data.

paulasilvatech Skill

Explore a website with Playwright MCP, identify 3-5 core user flows, capture locators and expected outcomes, close the browser context, and propose test cases. Use this skill when the user asks to explore a site for testing, map UI functionality, discover test scenarios, or produce Playwright-ready interaction notes.

paulasilvatech Bundle

Explore and verify frontend journeys with Playwright, representative states and viewports, screenshots, visual regression, console and network evidence, stable fixtures, and reproducible defects. Use this skill when material browser UI behavior or rendered quality needs runtime proof.

paulasilvatech Skill

Defines the SIFAP Next.js 15, React 19, strict TypeScript, accessibility, session, and sensitive-data UI baseline. Use when editing frontend application source.

paulasilvatech Skill

Protects SIFAP authentication, authorization, secrets, CPF, financial data, logs, and untrusted agent context. Use when editing security-sensitive backend, frontend, configuration, or automation.

paulasilvatech Bundle

Plan, architect, scaffold, validate, and prepare custom Backstage plugins and modules using official Backstage documentation. Use when the user asks for new, legacy, or dual frontend plugins, backend plugins, backend modules, catalog processors, entity providers, scaffolder actions, search collators, auth providers, permission policies, TechDocs addons, common packages, node packages, plugin ADRs, architecture, validation, or community publication preparation.

paulasilvatech Skill

Design, edit, validate, and troubleshoot Backstage app configuration, environment overlays, schemas, secrets, integrations, and frontend visibility. Use when working with app-config YAML, BACKSTAGE_ENV, config:check, deployment overrides, or configuration errors.

paulasilvatech Bundle

Validate frontend behavior across REST, OpenAPI, GraphQL, WebSocket, SSE, AsyncAPI, authentication, uploads, mocks, contracts, ephemeral services, and backend failures. Use this skill when frontend work consumes remote data, services, schemas, generated clients, or realtime events.