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Drizzle ORM best practices for TypeScript projects using PostgreSQL. Use this skill when writing, reviewing, or optimizing Drizzle ORM schemas, queries, relations, migrations, or database configurations targeting Postgres. Apply these guidelines whenever you see drizzle-orm imports, pgTable definitions, drizzle-kit config files, or relational query patterns. Also use when setting up a new project with Drizzle + Postgres, migrating from another ORM, or troubleshooting type errors in Drizzle schemas.

ALWAYS use when working with Angular Router, routing configuration, guards, resolvers, lazy loading, or navigation in Angular applications.

Expert GraphQL developer specializing in type-safe API development, schema design, resolver optimization, and federation architecture. Use when building…

Debug and profile Flutter applications using DevTools, structured logging, and memory analysis. Use when diagnosing layout issues, tracking performance…

ALWAYS use when working with Angular i18n, internationalization, localization, translations, or multi-language support in Angular applications.

Analyze corporate bonds and credit instruments including investment grade and high yield debt. Use when the user asks about corporate bonds, credit spreads…

DevOps workflows for Playwright - CI failure analysis, workflow debugging, and release operations.

Internal publisher module for /codeck. Exports deck to PDF or PPTX with post-export QA. User-facing export requests should enter through /codeck; this skill defines the export behavior.

API design patterns for REST/GraphQL framework design, versioning strategies, and RFC 9457 error handling. Use when designing API endpoints, choosing…

ALWAYS use when working with Angular HttpClient, HTTP requests, interceptors, error handling, or API communication in Angular applications.

When the user wants to plan, design, or implement an A/B test or experiment. Also use when the user mentions "A/B test," "split test," "experiment," "test this…

ALWAYS use when testing Angular applications with Jest, configuring Jest, or migrating from Jasmine/Karma to Jest.

ALWAYS use when working with Angular Pipes, custom pipes, pure pipes, impure pipes, or async pipes in Angular applications.

ALWAYS use when working with Angular Reactive programming, BehaviorSubject, Observable patterns, or reactive state management in Angular.

Use when elements need to leave the screen - closing modals, dismissing notifications, removing items, page transitions out, or any "leaving view" animation.

SceneKit → RealityKit concept mapping, complete API cross-reference for migration, scene graph API, materials, lighting, camera, physics, animation, constraints

Comprehensive guide for TanStack ecosystem in React - Query/DB for data fetching, Form for form handling, and Router for client-side routing. Use when working…

Shopify app development - Remix, Admin API, checkout extensions

Use when building multi-part animation sequences - staggered reveals, choreographed UI, coordinated motion where multiple elements work together

Use when implementing deformation effects, bounce animations, impact responses, or any motion requiring organic elasticity and weight expression.