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Found 2,518 Skills
Creates test fixtures, mock data, and test scenarios for unit and integration tests. Use when setting up test data, creating mocks, or generating test fixtures.
Use when investigating why something happened and need to distinguish correlation from causation, identify root causes vs symptoms, test competing hypotheses, control for confounding variables, or design experiments to validate causal claims. Invoke when debugging systems, analyzing failures, researching health outcomes, evaluating policy impacts, or when user mentions root cause, causal chain, confounding, spurious correlation, or asks "why did this really happen?"
Quick reference for n8n patterns. Full docs /AGENTS.md
Expert guidance for building smart contracts on Stellar using the Soroban Rust SDK. Use this skill when working with Soroban smart contracts for tasks including (1) creating new contracts with [contract] and [contractimpl] attributes, (2) implementing storage with Persistent, Temporary, or Instance storage types, (3) working with auth contexts and authorization, (4) handling tokens and Stellar Asset Contracts, (5) writing tests with testutils, (6) deploying contracts, (7) working with events and logging, (8) using crypto functions, (9) debugging contract errors, (10) security best practices and vulnerability prevention, (11) avoiding common security pitfalls like missing authorization, integer overflow, or reinitialization attacks.
Use when writing effective BDD scenarios including acceptance criteria, edge cases, and scenario organization. Use when defining behavior specifications.
Use when applying Behavior-Driven Development patterns including Given-When-Then structure, feature files, and acceptance criteria. Use when writing BDD-style tests and specifications.
Write, run, and optimize project test cases (Vitest).
Use when creating implementation plans for features or tasks. Focuses on tactical execution planning with clear tasks, dependencies, and success criteria.
Diagnose risks and inefficiencies in an existing investment portfolio. Use when the user asks to review, audit, or stress-test their current holdings, evaluate portfolio concentration, check factor exposures, assess correlation risks, identify hidden tilts, or get actionable improvement suggestions for a portfolio they already own.
TypeScript-specific coding conventions and type system patterns. Always load this skill when writing or reviewing TypeScript code.
Create secure REST API endpoints for Frappe Framework v15 with proper authentication, permissions, and validation. Triggers: "create api", "new endpoint", "frappe api", "rest api", "whitelist method", "/frappe-api". Generates v2 API compatible endpoints with type validation and security best practices.
Create, update, validate, and submit Homebrew Casks. Use when the user mentions Homebrew cask/cask, Homebrew/homebrew-cask, adding a new cask, updating a cask, cask token naming, sha256, url verified:, livecheck, zap/uninstall, or when asked to run brew style/audit for a cask.