af64a8ea4c
Mirrors mkPyPiWheelPublishMulti for npm: publishes a fixed {version,file,
distTag?} list, each staged into its own dir and npm-published with its
dist-tag (idempotent). file may be a .node or a plain binary; packageJson
declares main-vs-bin. Unblocks nextjs-swc (next15 dist-tag) + sentry-cli.
Shared parity_npm_publish_dir helper added.