开发技能

Find the GJC SDK reference documents for understanding session commands, embedding GJC within a process, and building applications. This advisory index points to background reading without running workflows or changing configuration.

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• Finding an overview of the GJC SDK
• Understanding the gjc sdk session commands
• Reading about embedding GJC within a process

Manage local GJC sessions through a restricted set of CLI operations with single-use human approval. The skill covers sending instructions, creating and resuming sessions, and checking uncertain outcomes before considering another attempt.

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• Send instructions to a specific GJC session
• Create or resume sessions with human approval
• Reconcile an operation whose result is uncertain

Delegate planning or execution workflows from a host AI agent to gajae-code through its coordinator MCP server, a tool connection service. Retrieve saved progress, completion states, and artifacts to track delegated work.

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• Delegate planning to gajae-code
• Hand off execution and verification
• Track delegated progress and artifacts

Turn a development brief into a saved plan with multiple goals, then execute them in sequence using GJC. Keep progress, blockers, and verification evidence in repository files so completion can be checked from recorded results.

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• Break a development brief into executable goals
• Resume work from saved progress
• Revise goal order as new findings emerge

Turn a task request into a reviewed plan before implementation. Planning, architecture, and critique agents compare options, check risks and verification steps, and reconcile scope questions to produce a plan with documented decisions for approval.

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• Reviewing an implementation plan before work begins
• Comparing design options and their tradeoffs
• Planning migrations or security-sensitive changes

Help an external agent find and inspect local GJC sessions through the broker, a service that mediates access. Gather goals, tasks, context, and statistics, while identifying each result's source and whether it is confirmed, stale, or unavailable.

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• Find local GJC sessions for a repository
• Inspect goals, tasks, and workflow gates
• Read transcripts or diffs when needed

Fetch dependency source code so an AI agent can inspect how a library works internally. Use it to investigate unexpected behavior, check edge cases, or learn implementation patterns beyond what documentation and type definitions explain.

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• Investigating unexpected library behavior
• Checking how functions handle edge cases
• Learning from existing implementations

Run repeated code experiments toward a numeric target, keeping improvements in Git and rolling back failures. A control script handles measurement, commits, and experiment history, with commands for checking progress and generating reports.

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• Optimize a repository toward a numeric target
• Resume experiments using recorded history
• Review experiment progress and results

Turn approved email copy into responsive HTML and review its display across email apps. Check dark mode, accessibility, image-blocking fallbacks, and matching plain text, with reports distinguishing tested results from estimates based on client support.

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• Building responsive HTML from approved email copy
• Fixing Outlook layout and image-blocking problems
• Checking dark-mode readability and accessibility

Migrate an existing Swift Expo module to the 2.0 macro API, which uses annotations to expose native features. Preserve JavaScript and TypeScript behavior, check compatibility, and retain older definitions where incremental migration is needed.

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• Migrating an existing Swift module to the 2.0 macro API
• Preserving JavaScript and TypeScript behavior during migration
• Adopting macros alongside existing 1.0 definitions

Implement and debug data fetching in Expo apps, including API requests, authentication, caching, and offline behavior. Design loading, empty, error, and content states, preserve drafts after failed saves, and configure environment-specific API addresses.

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• Implement API requests and data caching
• Fix loading, empty, and error screen states
• Handle offline use and retry failed saves

Build Expo screens that follow iOS and Android design conventions. Covers adaptive colors, icons, responsive layouts, visual effects, media, and storage, with checks for keyboard access, text scaling, and loading or saving behavior.

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• Adapting screen styling to iOS and Android conventions
• Adding colors that follow light and dark mode
• Keeping forms usable with the keyboard open

Upgrade an Expo project's SDK and resolve dependency mismatches with a structured checklist. The skill guides API replacements, configuration cleanup, native project changes, and diagnostics to help check the app after an upgrade.

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• Upgrading an existing Expo project's SDK
• Resolving dependency mismatches after an upgrade
• Replacing deprecated audio and video packages

Implement motion in Expo and React Native apps, from deciding whether animation helps to building gestures, transitions, press feedback, and haptics. Includes guidance for reducing stutter, supporting reduced motion, and checking behavior on real devices.

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• Adding visual and haptic feedback to button presses
• Building swipe-to-delete and drag interactions
• Diagnosing animations that stutter on devices

Organize a new Expo Router app with clear locations for routes, screens, reusable components, server code, tests, and configuration. Provides a starting folder structure and naming conventions while preserving established layouts in existing apps.

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• Planning folders for a new Expo Router app
• Separating screen content from route files
• Organizing API routes and server-only helpers

Build settings screens, forms, and bottom sheets with @expo/ui, using native controls on iOS and Android. Covers shared components across platforms, platform-specific implementations, and compatible replacements for existing React Native UI libraries.

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• Building a settings screen with native controls
• Adding a bottom sheet for map location details
• Replacing an existing React Native UI library

Embed Expo and React Native screens in an existing iOS or Android app. Choose between packaged libraries and direct build integration, connect the new feature to native navigation, and verify data exchange and release behavior inside the host app.

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• Add a React Native screen to a SwiftUI, UIKit, or Kotlin app
• Choose between packaged libraries and direct integration
• Distribute React Native features as AAR or XCFramework

Reuse React web components and browser-dependent libraries in Expo apps. Run charts, editors, and other web content inside an embedded browser on iOS and Android, while keeping normal web rendering and connecting to native actions.

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• Reuse existing React web components in a native app
• Add web-based charts or rich text editors
• Embed external content or Canvas graphics

Find the right Expo or EAS skill for building screens, adding navigation, migrating apps, releasing builds, or maintaining projects. Checks the task and project setup, then applies shared rules before directing work to a specialized skill.

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• Choose a starting point for a new Expo app
• Find skills for screens, navigation, or animation
• Route app release or update work to the right skill

Integrate libraries and services into Expo apps using official examples as reference. Adapt dependencies, configuration, permissions, and integration code to an existing project, or create a new project from a focused example.

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• Adding payments or authentication to an existing app
• Checking official library integration patterns
• Merging required dependencies, permissions, and configuration

Build a custom Expo development client to test native app changes on devices. Covers local builds, installation, internal distribution through TestFlight, and connecting the installed client to a local development server.

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• Testing custom native modules on physical devices
• Sharing development builds internally through TestFlight
• Building and installing iOS or Android clients locally

Move an existing React web app to iOS and Android with Expo, one screen at a time. Plan the migration, reuse web screens initially, redesign priority screens for mobile, and verify content and behavior before distribution.

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• Migrate a Next.js, Vite, or CRA app to mobile
• Reuse web screens while replacing them gradually
• Adapt authentication, data requests, and storage for mobile

Build navigation in Expo Router apps, from file-based screen routes to native tabs, modals, and search bars. Includes organizing route files, sharing screens across tabs, and adding link previews and long-press menus.

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• Organizing screen routes and folders
• Sharing detail screens across tabs
• Adding modals and form sheets

Add a lightweight iOS App Clip to an Expo app so people can launch it from a URL. Covers domain association, website launch cards, permissions, TestFlight submission, and App Clip store metadata.

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• Add a URL-launched App Clip to an Expo app
• Configure domain association and website launch cards
• Submit an App Clip with its parent app to TestFlight