feat(ci): uses private ghcr

.github/workflows/build_and_test.yml

@@ -52,7 +52,6 @@ jobs:
           ./configure.sh
           ./gradlew --no-daemon dependencies
           ./gradlew --no-daemon --stacktrace build -x test
-          ls -la ./gradle/wrapper/gradle-wrapper.jar
 
   sonarqube:
     needs: build
@@ -82,9 +81,11 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-gradle-
 
-      - name: Build
+      - name: Get Gradle jar
         run: |
-          ./configure.sh
+          if [ ! -f ./gradle/wrapper/gradle-wrapper.jar ]; then
+            ./configure.sh
+          fi
 
       - name: Run SonarQube analysis
         run: |
@@ -144,7 +145,9 @@ jobs:
 
       - name: Get Gradle jar
         run: |
-          ./configure.sh
+          if [ ! -f ./gradle/wrapper/gradle-wrapper.jar ]; then
+            ./configure.sh
+          fi
 
       - name: Unit tests
         run: |
@@ -161,76 +164,19 @@ jobs:
           find rskj-core/build/test-results -type f -name "*.xml" -exec cp {} ~/junit/ \;
         if: always()
 
-  build-push-docker-images:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check out the mining integration tests repository
-        uses: actions/checkout@v4
-        with:
-          repository: rsksmart/mining-integration-tests
-          ref: 8bbfd75328344eeff567c93ad15db1e864ba6445
-          token: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Log in to Docker Hub
-        uses: docker/login-action@v3
-        with:
-          username: ${{ secrets.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKERHUB_TOKEN }}
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      - name: Build and push Docker images
-        env:
-          DOCKER_BUILDKIT: 1
-        run: |
-          for service in bitcoind1 bitcoind2; do
-            image="jurajpiar/mit_${service}:latest"
-            docker pull $image || true
-
-            # Build the new image
-            docker build --cache-from=$image -t $image -f ${service}.Dockerfile .
-
-            # Get the new image digest
-            new_digest=$(docker inspect --format='{{index .RepoDigests 0}}' $image || echo "")
-
-            # Get the remote image digest
-            remote_digest=$(docker inspect --format='{{index .RepoDigests 0}}' $image || echo "")
-
-            # Check if the new digest is empty (meaning the image is new and has not been pushed yet)
-            if [ -z "$new_digest" ]; then
-              new_digest=$(docker inspect --format='{{.Id}}' $image)
-            fi
-
-            # Compare the digests
-            if [ "$new_digest" != "$remote_digest" ]; then
-              echo "Pushing $image as it has changed"
-              docker push $image
-            else
-              echo "$image has not changed, skipping push"
-            fi
-          done
-#          docker build -t rsksmart/mit_bitcoind1:latest -f bitcoind1.Dockerfile .
-#          docker push rsksmart/mit_bitcoind1:latest
-#          docker build -t rsksmart/mit_bitcoind2:latest -f bitcoind2.Dockerfile .
-#            docker push rsksmart/mit_bitcoind2:latest
-
-
   mining-tests:
-    needs:
-#      - build-push-docker-images // TODO: Uncomment once the we have the permission to push the images
-      - build
+    needs: build
     runs-on: ubuntu-latest
     services:
         bitcoind1:
-            image: jurajpiar/mit_bitcoind1:latest
+            image: ghcr.io/rsksmart/rskj/mit_bitcoind1:latest
             ports:
             - 8331:8331
             - 31591:31591
             - 32591:32591
             options: --name bitcoind1
         bitcoind2:
-            image: jurajpiar/mit_bitcoind2:latest
+            image: ghcr.io/rsksmart/rskj/mit_bitcoind2:latest
             ports:
             - 8332:8332
             - 31592:31592
@@ -290,11 +236,12 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-gradle-
 
-      - name: Build
+      - name: Get Gradle jar
         run: |
-          if [ ! -d rskj-core/build ]; then
+          if [ ! -f ./gradle/wrapper/gradle-wrapper.jar ]; then
             ./configure.sh
           fi
+          
       - name: Start RSKj and Run Tests
         working-directory: mining-integration-tests
         run: |