Update description

.github/workflows/workflow-feature.yml

@@ -10,15 +10,6 @@ env:
   IMAGE_ARCHITECTURES: linux/amd64,linux/arm64
   IMAGE_REGISTRY: ghcr.io
   DOCKERFILE_PATH: build/Dockerfile
-  IMAGE_DESCRIPTION: |
-    SSV Pulse
-
-    This Docker image is a CLI tool for evaluating the health and severity of various SSV client related metrics over time.
-
-    Run all metrics:
-      `docker run ghcr.io/ssvlabsinfra/ssv-pulse:latest benchmark --consensus-addr=REPLACE_WITH_ADDR --execution-addr=REPLACE_WITH_ADDR --ssv-addr=REPLACE_WITH_ADDR`
-    View all available flags:
-      `docker run ghcr.io/ssvlabsinfra/ssv-pulse:latest benchmark -h`
 
 jobs:
   go-lint:
@@ -89,6 +80,11 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Set image description
+        run: |
+          DESCRIPTION="SSV Pulse\n\nThis Docker image is a CLI tool for evaluating the health and severity of various SSV client related metrics over time.\n\nRun all metrics: `docker run ghcr.io/ssvlabsinfra/ssv-pulse:latest benchmark --consensus-addr=REPLACE_WITH_ADDR --execution-addr=REPLACE_WITH_ADDR --ssv-addr=REPLACE_WITH_ADDR`
+          echo "IMAGE_DESCRIPTION=$DESCRIPTION" >> $GITHUB_ENV
+
       - name: Build and push
         uses: docker/build-push-action@v6
         with: