productivity▌

IF A SKILL APPLIES TO YOUR TASK, YOU DO NOT HAVE A CHOICE. YOU MUST USE IT.

Create and use user-triggered prompts with /command-name syntax.

Build scalable WebSocket systems for real-time communication with proper connection management, message routing, error handling, and horizontal scaling support.

控除証明書（生命保険料控除証明書、地震保険料控除証明書、社会保険料控除証明書等）の画像を読み取り、構造化データとして返すスキル。

financial-data-fetcher

Modern database toolkit for TypeScript with schema-first development, auto-generated type-safe client, and powerful migration system.

Guides contact page design and form optimization for conversions.

Guides internal linking strategy for SEO: crawlability, link equity distribution, and user navigation.

Prevent agent output from polluting the main context window.

Access US stock market data through eng0's data proxy service.