add temporary publish to dockerhub step

.github/workflows/pr-e2e-tests.yml

@@ -192,6 +192,33 @@ jobs:
            -f "output[summary]=${IMAGE}" \
            -f "output[text]=${IMAGE}"
 
+  # TODO remove this when delivering
+  # This will push the temporary docker image to dockerhub
+  push-docker-image-to-dockerhub:
+    if: github.event_name == 'pull_request' && github.event.pull_request.head.repo.fork == false
+    permissions:
+      contents: read
+      id-token: write
+    runs-on: ubuntu-latest
+    needs:
+      - build-grafana
+    steps:
+      - uses: actions/download-artifact@018cc2cf5baa6db3ef3c5f8a56943fffe632ef53
+        with:
+          name: grafana-docker-tar-gz
+          path: .
+      - uses: grafana/shared-workflows/actions/dockerhub-login@dockerhub-login/v1.0.2
+      - name: Load & Push Docker image
+        env:
+          BUILD_ID: ${{ github.run_id }}
+        run: |
+          set -euo pipefail
+          LOADED_IMAGE_NAME=$(docker load -i grafana.docker.tar.gz | sed 's/Loaded image: //g')
+          VERSION=$(echo "${LOADED_IMAGE_NAME}" | cut -d ':' -f 2 | cut -d '-' -f 1)
+          DOCKER_IMAGE="grafana/grafana:12.4.0-react19"
+          docker tag "${LOADED_IMAGE_NAME}" "${DOCKER_IMAGE}"
+          docker push "${DOCKER_IMAGE}"
+
   run-e2e-tests:
     needs:
       - build-grafana