added Docker Scout step

.github/workflows/docker_scout.yaml

@@ -1,58 +1,50 @@
-name: Build and release test
+name: Vulnerability Comparison
 
 on:
-  push:
-    branches:
-      - "feature/integrate_docker_scout_with_gitHub_actions"
-    tags: ["*"]
+  pull_request:
+    branches: ["**"]
 
-permissions:
-  contents: write
+env:
+  # Image repository, without hostname and tag
+  IMAGE_NAME: ${{ github.repository }}
+  SHA: ${{ github.event.pull_request.head.sha || github.event.after }}
 
 jobs:
   build-and-release:
     runs-on: ubuntu-latest
     permissions:
-      contents: write
-      packages: write
+      pull-requests: write
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
         with:
-          fetch-depth: 0
-      - name: Set up Go 1.22
-        uses: actions/setup-go@v5
-        with:
-          go-version: "1.22"
-          cache: true
-      - name: Install nfpm for building Linux packages
-        run: go install github.com/goreleaser/nfpm/v2/cmd/nfpm@latest
-      - name: Build and release binaries
-        run: make build-release
-      - name: Build and release Linux packages
-        run: make build-linux-packages
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+          ref: ${{ env.SHA }}
+      - name: Set short SHA
+        id: vars
+        run: echo "SHA_SHORT=$(echo $GITHUB_SHA | cut -c1-7)" >> $GITHUB_ENV
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
-      - name: Sign in to GitHub Container Registry
-        uses: docker/login-action@v3
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Extract metadata
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: |
-            gatewaydio/gatewayd
-            ghcr.io/gatewayd-io/gatewayd
       - name: Build and push Docker image
         id: build-and-push
         uses: docker/build-push-action@v5
         with:
           context: .
-          sbom: true
-          provenance: mode=max
-          tags: "ghcr.io/sinadarbouy/gatewayd:test"
+          load: ${{ github.event_name == 'pull_request' }}
+          tags: "ghcr.io/${{ env.IMAGE_NAME }}:${{ env.SHA_SHORT }}"
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+      - name: Authenticate to Docker
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USER }}
+          password: ${{ secrets.DOCKER_PAT }}
+      - name: Docker Scout
+        id: docker-scout
+        uses: docker/scout-action@v1
+        with:
+          command: compare
+          image: "gatewaydio/gatewayd:latest"
+          to: "ghcr.io/${{ env.IMAGE_NAME }}:${{ env.SHA_SHORT }}"
+          ignore-unchanged: true
+          only-severities: critical,high
+          github-token: ${{ secrets.GITHUB_TOKEN }}