pnpm 12 Rewrites Package Manager in Rust, Accelerating Installs While Preserving pnpm 11 Workflows

pnpm 12 has transitioned to a native Rust implementation, maintaining compatibility with pnpm 11 commands, flags, and formats. This update enhances startup and filesystem performance, particularly when using existing caches. Community feedback highlights the performance gains while noting some trade-offs in larger artifact sizes.