update publish script

Author: jimmyn

.github/workflows/main.yml

@@ -5,15 +5,15 @@ on:
     types: [published]
 
 jobs:
-  build:
+  publish:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
           node-version: 12
-          registry-url: https://registry.npmjs.org/
-      - run: yarn install
-      - run: npm publish --access public
-        env:
-          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}
+      - run: npm install
+      - run: npm test
+      - uses: JS-DevTools/npm-publish@v1
+        with:
+          token: ${{ secrets.NPM_TOKEN }}