Use when the user mentions file storage issues, data loss, backup bloat, or asks to audit storage usage.
Reference — Complete StoreKit 2 API guide covering Product, Transaction, AppTransaction, RenewalInfo, SubscriptionStatus, StoreKit Views…
Use when implementing in-app purchases, StoreKit 2, subscriptions, or transaction handling - testing-first workflow with .storekit…
Generates Strategy pattern for PHP 8.4. Creates interchangeable algorithm families with context class, strategy interface, and concrete…
Strawberry GraphQL library for Python with FastAPI integration, type-safe resolvers, DataLoader patterns, and subscriptions.
Real-time data streaming with SSE, WebSockets, and ReadableStream.
Comprehensive skill for Adobe Substance 3D Painter texturing and material creation workflow.
Suede Labs AI findings-only code review with full context: changed files, callers, contracts, and deploy surface.
Summon Claude Fable 5.1 (Mythos-class, xenos theoros) by default, or Fable 5.0 (--naos).
Set up local development linting by picking the right linters for each file type a project uses, then recording them as required…
A guide for coding with UdonSharp. Use this when you are asked to create or edit UdonSharp programs. Code that inherits from…
A third-party SDK throws a rich, structured error (HTTP status, machine code, human-readable long message, trace id, per-item failures)…
Run the checks that match the repo's normal contribution flow before pushing: Run browser coverage too when the change is user-facing…
Guidance on writing fast, robust, modern Svelte code.
End-to-end planning, building, and testing of small-scale browser games in SvelteKit + TypeScript running in Docker, including…
SvelteKit data flow guidance. Use for load functions, form actions, server/client data, and invalidation. Covers +page.server.ts vs…
Gives you deep codebase understanding — semantic search, blast-radius analysis, PR review, and health audits
Build token swap functionality with Circle App Kit or standalone Swap Kit SDKs.
Code-level cleanup with a coverage map — scans ONE area for dead code, duplication and stale tests, reports, and removes only what a…
Use when Swift code crosses actors or tasks, handles `Sendable`/`sending`, async isolation, cancellation, `TaskGroup`, `Mutex`, atomics…
Use when you see 'actor-isolated', 'Sendable', 'data race', '@MainActor' errors, or when asking 'why is this not thread safe', 'how do I…