TypeScript 6.x to 7.0 Migration Guide - Agent Guide

typescript-7-migration.md TypeScript 7.0 Migration Guide (Go-Native Compiler) Status as of this writing (July 2026): TypeScript 7.0 is stable / generally available. It shipped as a Release Candidate on June 18, 2026, and Microsoft has now published the full "Announcing TypeScript 7.0" stable release. This guide reflects the stable release, not the RC. If you're reading this much later, sanity-check versi