add publish workflow

Author: mbostock

.github/workflows/publish.yml

@@ -0,0 +1,24 @@
+name: Publish
+
+on:
+  workflow_dispatch: {}
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          registry-url: 'https://registry.npmjs.org'
+          cache: 'yarn'
+      - run: yarn --frozen-lockfile
+      - run: npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

package.json

@@ -28,5 +28,8 @@
   "files": [
     "data/**/*.csv",
     "data/**/*.json"
-  ]
+  ],
+  "publishConfig": {
+    "access": "public"
+  }
 }

yarn.lock

@@ -0,0 +1,4 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+