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Found 1,505 Skills
Apply bulletproof-react conventions when writing, organizing, or reviewing React or TypeScript apps. Covers feature-based folder structure, API layers, state management categories, testing strategy, error handling, auth, and performance. Use whenever the user creates a new React feature, sets up project structure, asks "where does this go" or "how should I organize this", decides where state lives, writes data-fetching or auth code, or asks for a React architecture review. Triggers on "feature folder", "React project structure", "should I use Redux", "how to structure API calls".
Build, review, debug, migrate, or plan TanStack Query v5 React server-state code with current docs. Use for @tanstack/react-query, QueryClient, QueryClientProvider, useQuery, useMutation, useInfiniteQuery, useQueries, queryOptions, mutationOptions, query keys, cache defaults, staleTime, gcTime, invalidation, optimistic updates, SSR, hydration, prefetching, router integration, suspense, persistence, devtools, ESLint rules, testing, TypeScript, and v4-to-v5 migrations.
This skill should be used when developing SAP UI5 applications, including creating freestyle apps, Fiori Elements apps, custom controls, testing, data binding, OData integration, routing, and troubleshooting. Use when building enterprise web applications with SAP UI5 framework, implementing MVC patterns, configuring manifest.json, creating XML views, writing controllers, setting up data models (JSON, OData v2/v4), implementing responsive UI with sap.m controls, building Fiori Elements apps, writing unit tests with QUnit, integration tests with OPA5, setting up mock servers, handling security (XSS, CSP), optimizing performance, implementing accessibility features, or debugging UI5 applications. Also covers sap.ui.mdc controls and TypeScript control libraries.
Comprehensive best practices for Fastify development
Configure and manage development, staging, and production environments. Use when setting up environment variables, managing configurations, or separating environments. Handles .env files, config management, and environment-specific settings.
Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface. Use when creating REST or GraphQL endpoints, defining type contracts between modules, or establishing boundaries between frontend and backend.
Audit and harden Convex authorization: identity-from-arg impersonation, missing per-document ownership checks, PII-leaking public queries, and writes into containers the caller doesn't own. Deterministic scan + canonical requireIdentity/requireOwner fix + tsc verify. Use for 'secure my app' / 'audit auth' / 'who can access this data', not generic code review.
General file/object storage, such as for images, videos, files, documents and other bulk data. Perfect fit for image galleries, video galleries, and other file or object management. Supports large files beyond IC limit, with browser-cached HTTP URL access.
Generate a Playwright test based on a scenario using Playwright MCP
QuickBooks Online MCP server providing 144 tools for CRUD operations on 29 entities and 11 financial reports via OAuth 2.0
Specializes in generating Action-Domain-Responder (ADR) boilerplate for Gravito projects. Trigger this when adding new features or modules using the ADR pattern.
Implement Monaco markdown editor actions in Umbraco backoffice using official docs