Nango

Use when adding or changing an audited Nango endpoint, or deciding one shouldn't be audited - covers the vocabulary table, metadata typing, spec placement, mount ordering, and the webapp filter list

Use when creating, improving, or troubleshooting Claude Code subagents. Expert guidance on agent design, system prompts, tool access, model selection, and best practices for building specialized AI assistants.

Use when building the Nango monorepo or verifying TypeScript compilation - covers build commands, project references, common tsc errors, and package dependency order

Use when adding or editing Nango database migrations - covers migration directory selection, timestamped .cjs naming, matching recent migration style, down migration decisions, and foreign key ON DELETE conventions.

Use when adding or editing Nango integration documentation - creates and maintains integration pages, setup guides, connect guides, navigation, and provider metadata following established patterns

Use when creating new agent skills or improving existing ones - ensures skills are discoverable, scannable, and effective through proper structure, discovery optimization, and real examples

Use when running the Nango application locally for development and browser testing - covers Docker services, dev commands, service URLs, and troubleshooting startup issues

Use when running tests in the Nango monorepo - knows unit vs integration configs, vitest commands, Docker setup, and common test patterns

Use when modifying or visually debugging Nango frontend UI, including packages/webapp, packages/connect-ui, browser interactions, screenshots, and visual regressions. Prefer browser-controlled or headless Playwright checks; use Peekaboo only for native macOS, visible-browser, or Accessibility tree inspection.