ci: add generating sbom to docker workflow (#81)

Author: mac641

.github/workflows/docker.yaml

@@ -41,16 +41,21 @@ jobs:
       uses: golangci/golangci-lint-action@v7
       with:
         args: --build-tags integration -D protogetter --timeout=3m
+
     - name: Docker meta
       id: meta
       uses: docker/metadata-action@v5
       with:
         images: |
           ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
 
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
     - name: Build and push image
       uses: docker/build-push-action@v6
       with:
         context: .
         push: true
-        tags: ${{ steps.meta.outputs.tags }}
+        sbom: true
+        tags: ${{ steps.meta.outputs.tags }}