编码规范、框架、重构、代码审查（1.6万 个）
Improve website loading and responsiveness by optimizing images, fonts, scripts, and caching. Identify priorities, reduce JavaScript download size, split code into smaller loads, and verify changes through a structured performance improvement workflow.
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Improve a web page’s loading speed, response to user actions, and visual stability. The skill guides targeted fixes for LCP, INP, and CLS, with code examples, measurement methods, and checklists for each metric.
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Review a pull request using repository checks, verified code references, and current official documentation. Assess correctness, security, structure, and unnecessary code, then post one consolidated GitHub review with inline findings and an evidence-based verdict.
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Explore and configure an Nx monorepo, where multiple projects share one repository. Inspect resolved project settings, identify projects affected by changes, and improve project boundaries, build caching, and CI/CD pipelines.
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Review web code for security, browser compatibility, and code quality. Covers HTTPS, dependency vulnerabilities, security headers, outdated APIs, HTML structure, error handling, and cleanup of event listeners, with examples and audit checklists to guide improvements.
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Run builds, tests, code checks, and development servers in an Nx workspace. Choose one project, several projects, or projects affected by changes, with options for parallel execution, cached results, and failure handling.
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Write, review, and refactor React and Next.js code using performance guidelines from Vercel Engineering. Prioritize improvements to data fetching, downloaded code size, server processing, and unnecessary rendering, with rule files providing explanations and code examples.
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Create a phased roadmap for splitting a monolithic application into separate services. Assess current progress, prioritize work by risk, value, and dependencies, and produce milestones, estimated effort, acceptance criteria, and progress reports.
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Analyze business concepts in a codebase to map business areas and suggest service boundaries. Use Domain-Driven Design, an approach organized around business meaning, to classify responsibilities, assess how closely they belong together, and recommend clearer integration points.
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Find classes left in parent folders or namespaces and identify nested component structures. Compare consolidation, splitting, and shared code extraction, then plan and carry out refactoring with updated references and tests.
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Organize existing code components into business areas to prepare for service separation. Produce domain maps, component assignment tables, and refactoring plans that align namespaces, the naming structure used to organize code, with business responsibilities.
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Apply a specific set of Rails conventions to design, implementation, and code review. It keeps business logic in models, represents state changes as records, limits dependencies, and uses Minitest with fixtures, or predefined test data.
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Guide feature development from a human-reviewed plan to testable requirements, implementation, and independent verification. Record each requirement with a concrete proof, then have a separate agent check the work and produce a verification report.
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Plan and implement features with a workflow that adapts to their complexity. It connects testable requirements to tasks, tests, and small commits, then checks the finished work against the specification through an independent verification pass.
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Turn agreed requirements or design documents into actionable development tasks grounded in existing code. Define observable acceptance criteria, scope, affected behavior, and unresolved decisions so builders can understand what to deliver and verify.
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Map a codebase into architectural components, logical groups of source files, and compare their sizes using executable statements and file counts. Produce an inventory, identify unusually large or small components, and recommend where to split or consolidate code.
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Analyze dependencies between software modules using connection strength, distance, and frequency of change. Get a dependency map, code evidence, and prioritized recommendations for relationships that make changes spread across the system.
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Design and implement a NestJS backend organized into business modules within one deployable application. The skill defines module boundaries, separates data ownership, builds layered code and event communication, and validates isolation through checks and tests.
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Create a technical design document before implementation by answering questions about the problem, scope, architecture, risks, and delivery plan. The skill adjusts sections to project size and covers security, testing, monitoring, and recovery where relevant.
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Turn a recurring workflow into a new agent skill through guided discussion. Define use cases, activation conditions, file structure, and instructions, then create and validate SKILL.md and supporting files, including workflows using external tools through MCP.
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Investigate unfamiliar codebases before fixing bugs, adding features, or refactoring. Follow relevant code paths, plan focused changes, and verify results, while recording useful discoveries in .notebook/ so later sessions can build on earlier investigation.
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Review web interface code for accessibility, visual design, and interaction issues. This skill checks specified files against interface guidelines and returns concise findings grouped by file, with line numbers to help locate each issue.
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Review domain code for classes that hold data while business logic lives elsewhere. Using domain-driven design patterns, diagnose problems and refactor objects to keep business rules, state changes, and validation together, with before-and-after diffs.
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Build and troubleshoot Shopify themes, apps, and custom storefronts with task-specific references. It covers Liquid, Shopify’s template language, API data access, custom business rules, and performance improvements, using API version 2026-01.
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