개발 스킬

Guide Swift 6.2 migration and concurrency design using MainActor, which keeps related work on the main actor. Address data-race compiler errors, protocol conformance, and explicit background execution for heavy computations through @concurrent.

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• Migrating existing apps to Swift 6.2
• Resolving data-race compiler errors
• Moving heavy computations into background execution

Configure and troubleshoot Vite projects, covering environment variables, API proxies, plugins, and production builds. The skill also guides library packaging, dependency compatibility, and development server performance, with checks for exposed secrets and missing TypeScript validation.

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• Configuring environment variables and development API proxies
• Investigating slow development servers and update failures
• Optimizing production bundles and checking builds

Diagnose AI agent runs that fail repeatedly, loop through tools, or lose track of the task. Capture errors and environment details, test a focused recovery action, and produce a report explaining the evidence and outcome.

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• Diagnosing repeated failures in an agent run
• Investigating loops through the same tool calls
• Reviewing output degradation as context grows

Coordinate multiple AI agents with assigned owners, clear work boundaries, and a Kanban board that tracks progress. Organize separate branches or worktrees, collect test and handoff evidence, and define checks that must pass before combining their work.

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• Assign parallel tasks to multiple AI agents
• Track progress and blockers across sessions
• Separate editing work across branches or worktrees

Build or review Vue.js 3 and Nuxt interfaces using practical patterns for components, shared state, navigation, and tests. Learn how to organize code and manage reactivity, the mechanism that updates the interface when data changes.

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• Reviewing Vue component structure
• Extracting reusable component logic
• Designing shared state with Pinia

Design local data storage in Swift using actors, which control concurrent access to shared data. Combine an in-memory cache with JSON file storage, implement save and lookup operations, and connect the repository to an observable ViewModel.

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• Building local storage for an iOS or macOS app
• Designing local storage for an offline-first app
• Replacing lock-based synchronization with Swift actors

Design and review REST APIs with consistent URLs, HTTP status codes, error responses, and pagination, which divides results into smaller batches. Covers authentication, access limits, and versioning to help define clear behavior for API users.

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• Designing endpoints for a new REST API
• Reviewing status codes and error responses
• Choosing pagination for list endpoints

Build or review Java Spring Boot backends using examples for web APIs, separate application layers, and database access. Covers input validation, error handling, caching, background processing, and logging to guide maintainable implementations.

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• Designing web APIs and separating application layers
• Reviewing database access and transactions
• Adding input validation and centralized error handling

Build Java applications with tinystruct, including actions usable from both a terminal and the web. Get guidance on launcher generation, routing, JSON responses, database storage, tests, and MCP tools that agents can call.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Build actions for both terminal and web use
• Generate missing project launcher scripts
• Implement JSON APIs and database storage

Run repository commands, inspect Git state, investigate CI or build failures, and verify focused fixes. Report the commands and results as evidence, clearly distinguishing local changes, local verification, commits, and pushes.

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• Inspecting repository and branch state
• Investigating CI or build failures
• Making and verifying a focused fix

Build a project-specific ECC installation plan from evidence in its code and configuration. Sort skills, rules, commands, and hooks into everyday components and references available when needed, then verify that the applied setup matches the project.

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• Selecting ECC components for a specific project
• Separating daily tools from occasional references
• Reviewing outdated language rules and incompatible hooks

Design and review Prisma database code for TypeScript backends. Use examples for schemas, queries, transactions, pagination, migrations, and connection management to identify common pitfalls in bulk operations and serverless deployments.

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• Designing database models and relationships with Prisma
• Reviewing queries and pagination
• Investigating transaction and bulk update problems

Build and review React 18/19 components with guidance on state management, data fetching, forms, loading states, and error handling. It also covers keyboard access and how to divide components between server and browser execution.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Reviewing React components
• Choosing where shared state belongs
• Designing forms and data fetching

Build React Native and Expo screens with guidance on navigation, state management, and data fetching. Apply patterns for long lists, validated forms, device features, and secure token storage when developing or reviewing mobile apps.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Building screens and navigation in Expo
• Separating remote data from interface state
• Improving long-list rendering

Break an RFC, a written design proposal, into work units with dependencies and acceptance tests for multiple agents. Organize research, implementation, testing, review, queued merges, and final system verification for features too large for one pass.

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• Splitting a large design proposal into verifiable work units
• Assigning dependent tasks to multiple agents
• Managing review and queued merges of agent-built branches

Guide PostgreSQL database design and troubleshooting with examples for faster queries, indexes that speed up searches, suitable data types, and row-level access rules. Also covers connection settings and SQL for investigating performance problems.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Investigating slow PostgreSQL queries
• Choosing indexes and column data types
• Designing row-level access rules

Build Redis caching, request limits, locks that coordinate multiple workers, and messaging. Use concrete implementation patterns to choose data structures, set key expiration, manage connections, and review common production pitfalls.

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• Add response caching to an API
• Limit API requests per user
• Prevent workers from running the same job simultaneously

Build or review Ruby on Rails applications by separating business operations, forms, and database queries into focused objects. Covers efficient data loading, background jobs, reusable view components, Hotwire interactions, and Rails 8 database-backed services.

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• Moving business logic out of large controllers
• Designing forms that update multiple models
• Reviewing repeated database queries and data loading

Write, review, and refactor Python code using PEP 8 style conventions, type hints that describe expected data types, and clear error handling. Includes package organization and memory-conscious patterns to support readable, maintainable applications.

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• Reviewing Python code for readability and style
• Adding type hints and improving error handling
• Organizing Python packages and modules

Review and refactor React and Next.js code to address slow loading and interactions. Prioritized guidance covers sequential data requests, downloaded JavaScript size, server processing, repeated rendering, and browser work, with examples for choosing relevant improvements.

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• Investigating slow page loads
• Reviewing downloaded JavaScript size
• Reducing repeated rendering and interaction delays

Research existing solutions before implementing a feature. Search project code, package registries, agent tools, and GitHub, then compare functionality, maintenance, licensing, and dependencies to decide whether to adopt, extend, combine, or build.

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• Researching existing solutions before adding a feature
• Comparing packages before adding a dependency
• Finding tools for an external integration

Prepare to audit a codebase spanning several technologies by installing the external repo-scan skill from a fixed, reviewable commit. This entry provides the installation procedure; the code audit requires invoking the installed skill separately.

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• Installing the audit skill before reviewing a legacy codebase
• Preparing an audit before a major refactor
• Preparing to inspect third-party code bundled in source

Write, review, and modernize Perl 5.36+ applications using clear function parameters, focused error handling, and organized modules. Includes examples for classes, regular expressions, file operations, formatting, code checks, and dependency management.

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• Write new Perl code and modules
• Review code against modern Perl conventions
• Update legacy code for Perl 5.36+

Set up Plankton hooks in Claude Code to format and lint files after each edit. Route remaining violations to Claude for fixes, verify the results, and protect linter settings from changes that weaken checks.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Formatting and linting files after every edit
• Setting up automatic fixes for remaining violations
• Protecting linter configuration from rule weakening