Nembie/claude-code-skills Skills

Generate AI-powered features using Vercel AI SDK — streaming chat routes, useChat/useCompletion hooks, structured output with Zod, and RAG patterns. Use when asked to add AI, chatbot, LLM integration, streaming responses, or AI-powered features.

Generate OpenAPI 3.1 specification from existing Next.js API routes. Use when asked to generate API docs, create OpenAPI spec, document endpoints, generate Swagger file, or create API documentation.

Scaffold authentication with Auth.js (NextAuth v5), including providers, session handling, middleware protection, and role-based access. Use when asked to set up auth, add login, protect routes, or implement authentication.

Diagnose bugs through iterative investigation, apply a type-safe fix, and generate a regression test. Use when asked to fix a bug, debug an error, diagnose a crash, investigate a failing test, or resolve an exception.

Automated code review for security, performance, and maintainability. Use when asked for code review, security audit, quality check, PR review, or to find issues in code.

Generate realistic database seed data from a Prisma schema. Use when asked to generate seed data, create test data, populate the database, seed the DB, or create fixtures.

Validate environment configuration files, detect missing or misconfigured variables, and generate typed env schemas. Use when asked to validate env files, check environment config, generate .env.example, audit env variables, or create typed env validation.

Analyze a React application and generate error boundaries with appropriate fallback UIs where they're missing. Use when asked to add error boundaries, handle errors in React, create fallback UIs, add error.tsx files, or improve error handling in a React/Next.js app.

Scaffold complete full-stack features with shared types between backend and frontend. Use when asked to scaffold a feature, create a new module, build a full-stack feature end-to-end, or create both backend and frontend for a feature.

Complete codebase audit combining code review, Prisma query optimization, and TypeScript analysis with intelligent routing. Use when asked for a full project review, complete codebase audit, or comprehensive quality check of a full-stack application.

Generate conventional commit messages from staged git changes. Use when asked to compose a commit message, write a commit, generate conventional commits, or describe staged changes.

Generate Next.js middleware for authentication, authorization, redirects, CORS, rate limiting, and internationalization. Use when asked to create middleware, protect routes, add CORS, handle redirects, or set up i18n routing.

Scaffold Next.js App Router API routes with Zod validation, error handling, and TypeScript types. Use when asked to create API routes, REST endpoints, CRUD operations, or scaffold a Next.js backend.

Review Prisma SQL migration files for risks before production deployment. Use when asked to review a migration, check migration safety, analyze schema changes, or audit Prisma migrations before deploying.

Analyze Prisma queries for performance issues and suggest optimizations. Use when asked to optimize, analyze, audit, or review Prisma queries, or when investigating slow database operations in a Prisma-based project.

Generate modern React components with TypeScript, hooks, and accessibility. Use when asked to create React components, UI components, scaffold frontend elements, or build reusable UI.

Generate unit and integration tests for API routes, utilities, React components, and hooks. Use when asked to generate tests, write unit tests, create integration tests, add test coverage, or test a component/route/function.

Identify TypeScript code smells and suggest type-safe refactoring. Use when asked to refactor, improve types, clean up TypeScript code, tighten types, reduce any usage, or improve type safety.

Generate Zod validation schemas from Prisma models, TypeScript interfaces, or JSON examples. Use when asked to generate Zod schemas, create validation, bridge Prisma to Zod, validate API input/output, or generate runtime type checks.