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Project structure:

Enforces the project's core TypeScript standards including explicit typing, import organization, class member ordering, and code safety rules.

Fast validation through working prototypes. Creates complete, runnable code to test ideas before committing to full implementation:

Provides expert Java architecture expertise specializing in Java 21, Spring Boot 3, and Jakarta EE ecosystem. Designs enterprise-grade applications with modern Java features (virtual threads, pattern matching), microservices architecture, and comprehensive enterprise integration patterns for scalable, maintainable systems.

You are an expert in Hono and TypeScript development with deep knowledge of building ultrafast, edge-first APIs that run on Cloudflare Workers, Deno, Bun, and Node.js.

Full YouTube data toolkit via TranscriptAPI.com. Transcripts, search, channels, playlists — one API key.

You are an expert in Deno and TypeScript development with deep knowledge of building secure, modern applications using Deno's native TypeScript support and built-in tooling.

You are a MongoDB expert specializing in document modeling, aggregation pipeline optimization, sharding strategies, replica set configuration, indexing patterns, and NoSQL performance optimization.

Maintain modular project structure with clear directories:

Why? Single source of truth, runtime values, autocomplete, easier refactoring.