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Expert patterns for building Shopify apps with React Router, embedded Admin integration, and GraphQL APIs. \n \n Covers React Router app setup, embedded apps with App Bridge, and secure webhook handling with HMAC verification \n Emphasizes GraphQL Admin API over REST for new development, with guidance on rate limiting and async processing patterns \n Includes anti-patterns to avoid: REST API usage, synchronous webhook processing, and polling instead of webhooks \n Highlights critical sharp edges

Server-side automation for Google Sheets and Workspace apps with custom menus, triggers, dialogs, and email integration. \n \n Generates Apps Script code that installs via Extensions > Apps Script; supports custom menus, dialogs, sidebars, and automated triggers (on edit, time-driven, form submit) \n Handles email notifications, PDF exports, and external API integration with built-in error handling and batch operation patterns \n Requires one-time OAuth authorization per user; scripts run on Goo

Manage and execute Google Apps Script projects via CLI with direct API access. \n \n Supports core operations: create projects, retrieve metadata and content, update script files, and execute scripts via the run method \n Includes process monitoring to list execution history and status for individual scripts or user-initiated processes \n Provides deployment and versioning operations for managing script releases \n Requires gws binary and authentication setup defined in shared skill documentatio

Connect Claude to 1000+ external apps and execute real actions across email, chat, dev tools, and data platforms. \n \n Supports 1000+ integrated apps including Gmail, Slack, GitHub, Notion, Jira, Discord, Airtable, and PostgreSQL \n One-time OAuth authorization per app; subsequent commands execute without additional authentication \n Composio Tool Router automatically selects the appropriate tool based on your request, then executes the action and returns results \n Common workflows include sen

Build and deploy applications on the inference.sh platform. Apps can be written in Python or Node.js.

Visual feedback, transitions, and physics-based motion for Flutter apps using the Animation framework. \n \n Four animation strategies: implicit animations for simple property changes, explicit animations with playback control, Hero transitions for shared elements between routes, and physics-based animations for gesture-driven natural motion \n Core typed Animation system with AnimationController , Tween , and Curve classes; always dispose controllers to prevent memory leaks \n Staggered animati

Mandatory reference guide for building production MCP servers with tools, resources, prompts, and widgets. \n \n Covers foundational concepts (Tool, Resource, Prompt, Widget primitives), server architecture, authentication patterns (OAuth, Supabase, custom), and deployment strategies \n Includes detailed guides for implementing tools, resources, prompts, response formatting, and widget-based UIs with state management and theming \n Documents common anti-patterns (missing validation, improper err

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Comprehensive testing framework for Flutter apps across unit, widget, and integration test layers. \n \n Covers three test categories: unit tests for isolated logic, widget tests for UI components, and integration tests for end-to-end flows on real devices or emulators \n Provides architectural testing patterns for ViewModels, Repositories, Services, and Views, with emphasis on Fake implementations over mocks for cleaner test design \n Includes plugin testing guidelines combining Dart tests with

Global styling and adaptive design patterns for Flutter apps using Material 3 theming. \n \n Covers Material 3 color schemes, typography, elevation, and modern component replacements (NavigationBar, FilledButton, SegmentedButton) \n Includes component theme normalization using *ThemeData classes and deprecation guidance for legacy properties like accentColor and AppBarTheme.color \n Provides platform-specific adaptive patterns: scrollbar visibility, selectable text, button order (Windows vs. mac