Update npm-deploy.yml

Author: bdbch

.github/workflows/npm-deploy.yml

@@ -13,6 +13,8 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: '11.x'
+      - name: Setup NPM
+        run: echo '//registry.npmjs.org/:_authToken=${{ secrets.NPM_TOKEN }}'>.npmrc
       - name: build
         run: npm run build
       - name: publish