check heroku version

Author: chriswedgwood

.github/workflows/heroku-deploy.yml

@@ -10,6 +10,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    - name: Check Heroku Version
+      env: 
+        HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}
+      run: heroku --version
     - name: Login to Heroku Container registry
       env: 
         HEROKU_API_KEY: ${{ secrets.HEROKU_API_KEY }}