zagora

Build type-safe, error-safe functions in TypeScript with full inference, typed errors, and zero async overhead. Use when creating robust libraries or APIs where type safety and predictable error handling matter, as an alternative to plain TypeScript validation or RPC frameworks.

Guides agents through using the Jujutsu (jj) version control system. Activate when the user mentions jj, jujutsu, or when working in a repository with a .jj directory. Teaches proper workflow for atomic commits and change management.