build project before publishing

Author: javorosas

.github/workflows/deploy.yml

@@ -22,10 +22,20 @@ jobs:
     - name: Install dependencies
       run: npm install
 
-    - name: Run tests
-      run: npm test
+    - name: Build project
+      run: npm run build
+
+    - name: Check if version exists
+      id: check-version
+      run: |
+        if npm view $(node -p "require('./package.json').name")@$(node -p "require('./package.json').version") > /dev/null 2>&1; then
+          echo "::set-output name=exists::true"
+        else
+          echo "::set-output name=exists::false"
+        fi
 
     - name: Publish to npm
+      if: steps.check-version.outputs.exists == 'false'
       run: npm publish
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}