fix publish script

Signed-off-by: shmck <shawn.j.mckay@gmail.com>

Author: ShMcK

.github/workflows/npm-publish.yml

@@ -1,11 +1,26 @@
-name: publish
+name: npm-publish
 on:
   push:
     branches:
       - master
 jobs:
-  build:
+  npm-publish:
+    name: npm-publish
     runs-on: ubuntu-latest
     steps:
-      - name: Publish to npm
-        uses: pascalgn/npm-publish-action@1.3.3
+      - name: Checkout repository
+        uses: actions/checkout@master
+      - name: Set up Node.js
+        uses: actions/setup-node@master
+        with:
+          node-version: 12.0.0
+      - name: Publish if version has been updated
+        uses: pascalgn/npm-publish-action@06e0830ea83eea10ed4a62654eeaedafb8bf50fc
+        with:
+          tag_name: "v%s"
+          tag_message: "v%s"
+          commit_pattern: "^Release (\\S+)"
+          workspace: "."
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_AUTH_TOKEN: ${{ secrets.NPM_AUTH_TOKEN }}