Fix npm publish auth: write .npmrc for pnpm

.github/workflows/build.yml

@@ -151,6 +151,7 @@ jobs:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
           NPM_CONFIG_PROVENANCE: true
         run: |
+          echo "//registry.npmjs.org/:_authToken=\${NODE_AUTH_TOKEN}" > ~/.npmrc
           publish_if_new() {
             local dir=$1
             local name=$(node -p "require('./$dir/package.json').name")