checking out code before running deploy docker script (#85)

.github/workflows/publish.yml

@@ -54,6 +54,19 @@ jobs:
     if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v')
 
     steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.nvmrc'
+          cache: "npm"
+          registry-url: https://registry.npmjs.org
+          cache-dependency-path: package-lock.json
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_TOKEN }}
+
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with: