Apple Observation framework for Swift. Use when modeling observable state with the `@Observable` macro, tracking changes with `withObservationTracking`, integrating with SwiftUI, or working with ObservationRegistrar and Observations async sequences.
Apple Core Bluetooth framework for BLE and Bluetooth Classic. Use for central/peripheral workflows, scanning, connecting, advertising, GATT services/characteristics, read/write/notify, L2CAP, background processing or state restoration, and error handling across Apple platforms.
Reviews SwiftUI code for view composition, state management, performance, and accessibility. Use when reviewing .swift files containing SwiftUI views, property wrappers (@State, @Binding, @Observable), or UI code.
npm、yarn、pnpm、bun で適切なバージョンのパッケージをインストールします。npm、yarn、pnpm、bun を使ってパッケージをインストールするときに必ず使用してください。
Idiomatic Python 3.14+ development. Use when writing Python code, CLI tools, scripts, or services. Emphasizes stdlib, type hints, uv/ruff toolchain, and minimal dependencies.
Swift Package Manager documentation - create packages, manage dependencies, build and test Swift code
Maintain CHANGELOG.md with properly categorized entries. Use after implementing features, fixing bugs, or making any notable changes. Follows Keep a Changelog format.
Execute Python code (typically pyautogui commands) in the OSWorld environment. Returns execution result with success status, return code, duration, stdout, and stderr.
Execute system commands and manage processes using Effect's Command module from @effect/platform. Use this skill when spawning child processes, running shell commands, capturing command output, or managing long-running processes with cleanup.
Python coding conventions and best practices. Use when writing, reviewing, or refactoring Python code, or when working with Python scripts and projects.
Use @effect/platform abstractions for cross-platform file I/O, process spawning, HTTP clients, and terminal operations. Apply this skill when writing code that interacts with the filesystem, spawns processes, makes HTTP requests, or performs console I/O to ensure portability across Node.js, Bun, and browser environments.
Best practices for writing shell scripts. Use when writing bash, sh, zsh, or other shell code for automation, scripting, or command-line tasks.
Algorithms for working with AsyncSequence: combining, throttling, debouncing, chunking, and more
Guide for building Shopify POS (Point of Sale) UI extensions that integrate custom functionality into Shopify's retail interface. Use this skill when the user needs to create POS tiles, modals, blocks, or actions for the smart grid, cart, customer details, order details, product details, or post-purchase screens. Covers targets, components, APIs, and development workflow for POS app extensions.
Guide for implementing Shopify's Billing API in Remix apps using @shopify/shopify-app-remix. Covers subscriptions, one-time purchases, usage-based billing, discounts, and the project's billing implementation patterns.
Guide for using Miso Apps SDKs (@misoapps/mail-sdk and @misoapps/shop-sdk) in Shopify apps. Use this skill when the user needs to send emails via SMTP or AWS SES, manage SMTP configurations, retrieve email logs, manage shop installations, or access shop/app data through Miso Apps services.
Comprehensive guide for Shopify APIs in Remix apps. Covers Admin GraphQL/REST, Storefront API, all resources (products, orders, customers, inventory, collections, discounts, fulfillments, metafields, files), bulk operations, webhooks, resource pickers, and TypeScript patterns. Use when querying/mutating Shopify data or building integrations.
Expert in integrating third-party APIs with proper authentication, error handling, rate limiting, and retry logic. Specializes in Auth.js v5, GPT-5 model orchestration, Stripe SDK v13+, and architectural context packing for large codebases. Optimized for 2026 standards with Edge-first performance and autonomous agent integration.
Supply chain security model for the marketplace plugin ecosystem
Master of Filament v4 (2026), specialized in Custom Data Sources, Nested Resources, and AI-Augmented Admin Panels.
MUST use whenever the user wants to add a clickable menu item, action, or option to an existing Wix dashboard page's more-actions menu, bulk-actions menu, or context menu. This includes any request to add actions/options/items to menus on Wix Stores (products, inventory), Wix Bookings (calendar, services, staff, booking list), Wix Blog (posts, categories, tags), Wix eCommerce (orders), Wix Events, Wix CRM (contacts), or Wix Restaurants (reservations, online orders, menus) dashboard pages. Trigger on phrases like: add menu item, add action to menu, add option to more actions, bulk action, custom action in dashboard menu, extend dashboard menu, dashboard menu plugin, context menu action on dashboard page. Do NOT use for: visual widgets/plugins embedded in dashboard page slots (use wix-cli-dashboard-plugin), standalone dashboard pages (use wix-cli-dashboard-page), standalone modals (use wix-cli-dashboard-modal), or site-facing UI.
