Create publish.yml

Author: johnb8005

.github/workflows/publish.yml

@@ -0,0 +1,20 @@
+name: Publish
+
+on: [push]
+
+jobs:
+  test:
+    if: contains(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-node@v1
+        with:
+          node-version: 13
+      - run: yarn
+      - run: yarn test
+      - run: yarn build
+      - name: Publish package
+        run: |
+          echo "//registry.npmjs.org/:_authToken=${{ secrets.NPM_AUTH_TOKEN }}" > ~/.npmrc
+          yarn publish --access public