Share Client Docker Build Image in CI jobs

We don't want to build the same image twice, we want to share it between
the jobs. This is a solution where the image is saved in the disk
storage and passed to another job.
This solution is based on docker/build-push-action#225 (comment)

.github/workflows/client.yml

@@ -92,8 +92,15 @@ jobs:
           load: true # load image to local registry to use it in next steps
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache-new
+          outputs: type=docker,dest=/tmp/go-build-env-image.tar
           context: .
 
+      - name: Upload Docker Build Image
+        uses: actions/upload-artifact@v3
+        with:
+          name: go-build-env-image
+          path: /tmp/go-build-env-image.tar
+
       - name: Run Go tests
         run: |
           docker run \
@@ -268,45 +275,22 @@ jobs:
     needs: client-build-test-publish
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
 
-      - name: Cache Docker layers
-        uses: actions/cache@v3
+      - name: Download Docker Build Image
+        uses: actions/download-artifact@v2
         with:
-          path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-buildx-
+          name: go-build-env-image
+          path: /tmp/go-build-env-image.tar
 
-      - name: Build Docker Build Image
-        uses: docker/build-push-action@v3
-        with:
-          target: build-docker
-          tags: go-build-env
-          build-args: |
-            VERSION=${{ env.version }}
-            REVISION=${{ env.revision }}
-          load: true # load image to local registry to use it in next steps
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache-new
-          context: .
+      - name: Load Docker Build Image
+        run: |
+          docker load --input /tmp/go-build-env-image.tar
 
       - name: Run Go Integration Tests
         run: |
           docker run \
             --workdir /go/src/github.com/keep-network/keep-core \
             go-build-env \
             gotestsum -- -tags=integration ./...
-
-      - # Temp fix - move cache instead of copying (added below step and
-        # modified value of `cache-to`).
-        # https://github.com/docker/build-push-action/issues/252
-        # https://github.com/moby/buildkit/issues/1896
-        # Without the change some jobs were failing with `no space left on device`
-        name: Move cache
-        run: |
-          rm -rf /tmp/.buildx-cache
-          mv /tmp/.buildx-cache-new /tmp/.buildx-cache