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Guidelines for creating API routes in Expo Router with EAS Hosting

Create FastAPI routers with CRUD operations, authentication dependencies, and proper response models. Use when building REST API endpoints, creating new routes, implementing CRUD operations, or add...

Create production-ready FastAPI projects with async patterns, dependency injection, and comprehensive error handling. Use when building new FastAPI applications or setting up backend API projects.

Food Database Query

Practical async patterns using TaskEither - clean pipelines instead of try/catch hell, with real API examples

Functional programming patterns for Node.js/Deno backend development using fp-ts, ReaderTaskEither, and functional dependency injection

Stop throwing everywhere - handle errors as values using Either and TaskEither for cleaner, more predictable code

Comprehensive guide for refactoring imperative TypeScript code to fp-ts functional patterns

Quick reference for TaskEither. Use when user needs async error handling, API calls, or Promise-based operations that can fail.

Handle errors as values using fp-ts Either and TaskEither for cleaner, more predictable TypeScript code. Use when implementing error handling patterns with fp-ts.

Practical patterns for using fp-ts with React - hooks, state, forms, data fetching. Use when building React apps with functional programming patterns. Works with React 18/19, Next.js 14/15.

You are a code migration expert specializing in transitioning codebases between frameworks, languages, versions, and platforms. Generate comprehensive migration plans, automated migration scripts, and