Audits markdown files using criteria from dev, designer, prompt engineer, systems engineer, and token-economy perspectives. See [reference.md](reference.md) for detailed checklist.

Create and configure Claude Agent SDK applications with TypeScript or Python, including MCP integration, subagents, permissions, and custom tools. Use when building Claude Code agents, integrating MCP servers, or creating specialized AI agents.

Run, configure, and verify the Zelf backend API. Use when working on backend setup, local execution, tests, Mongo requirements, route verification, or docs-related backend workflows.

Guides the ai-context-writer subagent in maintaining AI_CONTEXT_REPOSITORY.md, documenting repository architecture, directory structure, component responsibilities, data flow, and extension points for the python-vis project. Use when creating or updating the repository AI context file.

Builds and debugs Interactive Brokers TWS API integration in C++ (twsapi)—connectivity, EReader/EClientSocket, contract builders (STK/OPT/FUT/BAG), market data and snapshot pricing, order CRUD and combo orders, EWrapper execution hooks, Docker/SDK/CMake, env IBKR_HOST/IBKR_PORT/IBKR_CLIENT_ID, tws/ibkr/ and controllers. Use when implementing or changing IBKR trading, pricing, contracts, or gateway wiring in the tws service.

All HTML generation for the rendered PDF lives in [src/template.ts](src/template.ts). Every page's appearance is a deterministic function of `buildHtml(BuildHtmlOptions)` + the loaded theme CSS in [sr

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springdoc/OpenAPI sync, runbooks, changelogs, migration guides, and architecture diagram updates.

Defines usecase-layer guidance for this repository in DDD x Clean Architecture, including usecase responsibilities, orchestration, transaction boundaries, DTOs, repository and external service ports, `internal/usecase` splitting, and `docs/domain/usecase` maintenance. Expected outputs include concise usecase-layer recommendations with reasons, placement guidance, transaction and side-effect handling notes, or small Go-oriented usecase templates with assumptions. Use when designing, implementing, reviewing, or documenting the usecase layer in this repository.

When triggered, execute the following steps in order. Each step should be a distinct phase with a clear handoff.

Registration → Confirmation → Reminders → Live Event → Follow-up → Replay → Conversion

Guidance for creating or modifying Vibium Tests.

Audit email2telegram release artifacts for secret leaks and insecure defaults on GitHub, Docker Hub, and VPS. Use when preparing a release, reviewing .env/Dockerfile/compose/deploy scripts, changing scripts/release.sh, or when the user mentions security, secrets, leak, audit, hardening.

Open a GitHub pull request for this repository using gh CLI, including branch checks, push, a reviewer-friendly PR body, and verified GitHub issue links (Closes/Fixes/Refs). Always resolve or create related issues before gh pr create so the PR can link to tickets; when drafting new issues, follow the create-github-issue skill for title and body structure. **PR title and body prose are humanized** per the humanizer skill (`.cursor/skills/humanizer/SKILL.md`). Use when the user asks to create/open/submit a PR or pull request, and format title and description with the pr-title-description skill structure (including Related issues).

Master modern JavaScript with ES6+, async patterns, and Node.js APIs. Handles promises, event loops, and browser/Node compatibility. Use PROACTIVELY for JavaScript optimization, async debugging, or complex JS patterns.

This is a new rule

Generate component anatomy specifications with numbered markers and attribute tables directly in Figma. Use when you need to document the structure and elements of a UI component.

Implements three Bayesian sub-agents for hypothesis-driven development. Use when generating hypotheses, designing experiments, evaluating evidence, performing backwards reasoning from effects to causes, finding conditional variables, verifying results, or creating git worktree schemas. Agent 1 generates hypotheses and schemas; Agent 2 evaluates evidence and creates worktrees; Agent 3 performs backwards probability reasoning to find causes.

Manage language versioning and perform large-scale codebase upgrades.

Interactive PRD exploration and Product Decision Record creation (greenfield)

Performs a structured security review with a comprehensive checklist (secrets, input validation, injection, authz/authn, XSS, CSRF, rate limiting, sensitive data exposure, dependency hygiene). Use when adding authentication, handling user input/uploads, creating API endpoints, working with secrets/credentials, integrating third-party APIs, or implementing payment/sensitive features.

Generates a well-formed Hacknet Computer XML node for the Gatekeeper Protocol extension. Use when the user asks to create a new node, test node, relay node, Gatekeeper node, or GP network node. Also use when adding nodes to the Extension/Nodes/ directory.

Implements backend features and bug fixes in this Go project, maintains router-based backend API documentation with request/response JSON contracts, updates Postman collections, and validates changes with build and test commands.

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Test that components send correct query parameters or request arguments. Use when testing filtering, sorting, pagination, or any read operation where request parameters matter. Use for test-scoped mock customization.

After a code change, find affected tests, update them to match new behavior, then run the full validation pipeline once. Use when the user has made or asked for a code change and wants to make sure nothing is broken.

Design engineering principles and patterns for building polished, accessible web interfaces. Use this skill when building UI components, reviewing frontend code, implementing forms, handling touch interactions, optimizing performance, or creating marketing pages. Triggers on: design engineering, UI polish, input fields, form validation, button states, touch devices, mobile UX, accessibility, a11y, keyboard navigation, aria labels, font rendering, typography, layout shift, z-index, animations, transitions, easing, hover effects, tap targets, iOS Safari, prefers-reduced-motion, marketing pages, landing pages, dark mode, theme switching, scrollbars, gradients, shadows, virtualization, preloading.

Release one or more packages from this monorepo using the scripts in `.cursor/scripts/release/`.

Set up and migrate to @data-client/rest for REST APIs. Detects existing HTTP patterns (axios, fetch, ky, superagent, got) and migrates them. Creates custom RestEndpoint base class with common behaviors. Use when adopting @data-client/rest in a new or existing project.

Remove DPLA items from the live site and search index in response to takedown requests. Use when the user says take down, delete, remove item(s) from dp.la, or action a takedown request. Accepts DPLA IDs directly or criteria (hub, institution, collection) to generate an ID list. Includes mandatory pre-flight verification, search-before-delete on Elasticsearch, and post-deletion confirmation with count delta verification.

'Analyze Datadog error logs for Packmind production services (API, MCP server, Frontend), group them into patterns, perform root cause analysis against the codebase, and produce a structured bug report. This skill should be used when investigating production errors, triaging bugs, auditing service health, or performing periodic error reviews. Also triggers when the user mentions Datadog, production logs, error analysis, prod issues, service health, or asks about what errors are happening in prod. Also triggers on references to specific Datadog service names like api-proprietary, mcp-proprietary, or frontend-proprietary.'

Create valid Opentrons Python API protocols for OT-2 and Flex robots. Use when creating, writing, editing, or helping with protocol files, liquid handling automation, or Opentrons protocol development. Also use when debugging protocol errors to trace into API source code.

Deploy RHDH to an OpenShift cluster using local-run.sh for E2E test execution, with autonomous error recovery for deployment failures

Import, merge, or combine repositories into an Nx workspace using nx import. USE WHEN the user asks to adopt Nx across repos, move projects into a monorepo, or bring code/history from another repository.

Applies official Google best practices when writing or editing Gemini system prompts (systemInstruction). Use when creating or changing system prompts for Gemini (e.g. transcription, Dictate Prompt, Prompt & Read), when reviewing prompt text in AppConstants or SpeechService, or when the user asks about Gemini prompt design.

Verifies that i18n replacements (t/i18n.t/Trans) in source code follow extract-i18n-keys rules and that keys exist in modules with correct English copy; also checks for over-extraction (content that should not have been extracted, e.g. URLs, class names, alt/aria-label/data-*, meta, technical strings). When given a commit or range, scopes verification to changed files and optionally checks that replaced text matches module values via diff. Use for PR/commit review, i18n audit, or post-replacement validation. Read-only.

Maintains the @ekaone/mask-card TypeScript library (credit card masking). Use when working on PAN/credit card masking, maskCard/maskCardAuto/detectCardType/isValidCard changes, PCI display guidance (first 6 + last 4), docs/examples, Vitest tests, tsup builds, versioning, or npm publishing for this repo.

Updates benchmark documentation with latest results including README tables, speedup plots, and library metadata. Use when updating documentation, generating comparison tables, or when the user mentions update_docs.sh or documentation generation.

Analyzes Claude Code usage patterns and provides comprehensive recommendations. Runs usage analysis, discovers GitHub community resources, suggests CLAUDE.md improvements, and fetches latest docs on-demand. Use when user wants to optimize their Claude Code workflow, create configurations (agents/skills/commands), or set up project documentation.

Code snippets and templates for working with the skills index and marketplace functionality. Use when creating new skills, updating skill index files, or validating skill metadata and structure.

Step-by-step workflow to fix npm/pnpm/yarn vulnerabilities and review Dependabot PRs with semver and CI safety.

METAINFORMANT rules for directory docs/multiomics. Use when editing, adding tests, or reviewing code under this path. Read the linked AGENTS.md first; use uv only, write outputs to output/, no mocks.

Generate comprehensive PR titles and descriptions with summary, test plan, risks, and linked issues. Use when the user asks to write or improve a pull request description.

METAINFORMANT rules for directory scripts/gwas/preparation. Use when editing, adding tests, or reviewing code under this path. Read the linked AGENTS.md first; use uv only, write outputs to output/, no mocks.

Build tool for Go projects. Use when the user wants to create, edit, or understand Way-specific Magefiles, build targets, or automate Go project tasks.

Living documentation auditor that compares requirements vs UI/behavior vs API contract vs test results to detect spec drift, outdated docs, and undocumented features.

tiptap

Skill roster that helps select the right specialist skill for the current task. This skill is always relevant and should be consulted when the task would benefit from specialist expertise. Use proactively at the start of complex tasks.

Automated code review for security, design tokens, and accessibility. Checks for XSS, hardcoded colors, missing ARIA attributes. Returns JSON with issues.

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