Tag: esm

NestJS 12 Upgrade Gotchas: ESM Resolution, Standard Schema Adoption, and Observability Hooks

pr0h0•October 20, 2026

A practical look at NestJS 12's ESM package output, Standard Schema validation interoperability, and native observability hooks, with migration gotchas for existing TypeScript apps.

nestjstypescriptesm

Verifying Changesets v3's 88% Install-Size Claim in a Real CI Pipeline

pr0h0•September 23, 2026

An empirical teardown of Changesets v3's claim of an 88% smaller install, reproduced inside a real CI pipeline to see how ESM-only packaging and patch-level peer bumps affect monorepo release workflows.

changesetsesmmonorepo