Added checkout, added diff before push

.github/workflows/buildandpush.yml

@@ -43,11 +43,11 @@ jobs:
       
       - name: commit and push setup.sh 
         run: |
-            git config --local user.name actions-user
-            git config --local user.email "[email protected]"
-            git add setup.sh
-            git commit -m "Updated setup.sh with ${{ env.BDBVERSION }}-${{ env.BRIDGEDBWSVERSION }}"
-            git push origin master
+          git config --local user.name actions-user
+          git config --local user.email "[email protected]"
+          git add setup.sh
+          git diff --cached --quiet || git commit -m "Updated setup.sh with ${{ env.BDBVERSION }}-${{ env.BRIDGEDBWSVERSION }}"
+          git push origin master
   
             echo New release tag: ${{ env.BDBWSVERSION }}
         env:
@@ -57,6 +57,21 @@ jobs:
     runs-on: ubuntu-latest
     needs: update-version
     steps:  
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
       -
         name: Set up QEMU
         uses: docker/setup-qemu-action@v2