Voice and tone rules for all written content. Use when writing prose that should sound human and be suitable for reading aloud.

Git commit and pull request guidelines using conventional commits. Use when creating commits, writing commit messages, creating PRs, or reviewing PR descriptions.

Monorepo script commands and conventions for this codebase. Use when running builds, tests, formatting, linting, or type checking.

Sync construction with async property pattern. Use when creating clients that need async initialization but must be exportable from modules and usable synchronously in UI components.

Yjs CRDT patterns, shared types, conflict resolution, and meta data structures. Use when building collaborative apps with Yjs, handling Y.Map/Y.Array/Y.Text, implementing drag-and-drop reordering,...

GitHub issue comment guidelines for community interaction. Use when responding to GitHub issues, bug reports, feature requests, or any GitHub discussion.

TypeScript code style, type co-location, naming conventions (including acronym casing), test organization, and arktype patterns. Use when writing TypeScript code, defining types, naming...

Standard workflow for implementing features with specs and planning documents. Use when starting a new feature, planning implementation, or working on any non-trivial task.

Apply factory function patterns to compose clients and services with proper separation of concerns. Use when creating functions that depend on external clients, wrapping resources with...

Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".

Pattern for functions that accept either a single item or an array. Use when creating CRUD operations, batch processing APIs, or factory functions that should flexibly handle one or many inputs.

Human-readable control flow patterns for refactoring complex conditionals. Use when refactoring nested conditionals, improving code readability, or restructuring decision logic.

Write technical specifications that give agents enough context to implement features while leaving room for autonomous research and decision-making. Use when planning features, documenting...

Drizzle ORM patterns for type branding and custom types. Use when working with Drizzle column definitions, branded types, or custom type conversions.

Writing technical articles and blog posts. Use when creating articles in docs/articles/ or blog content explaining patterns, techniques, or lessons learned.

Behavioral guideline for providing brutally honest feedback. Use always - this skill defines core interaction expectations for code review and technical discussions.

Expert in building desktop applications for Windows, macOS, and Linux with focus on platform-specific configurations, code signing, and distribution requirements

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Build and deploy the same feature consistently across web, mobile, and desktop platforms using API-first architecture and parallel implementation strategies.

Build and deploy the same feature consistently across web, mobile, and desktop platforms using API-first architecture and parallel implementation strategies.