diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index ef3e8c2..b51d369 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,13 +13,23 @@ env:
   DOCKER_NAME: ${{ vars.DOCKERHUB_USERNAME }}/${{ github.event.repository.name }}
 
 jobs:
-  build-image:
+  build-certgen-image:
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - amd64
+          - arm64
     permissions:
       contents: read
       packages: write
 
     steps:
+      - name: Prepare
+        run: |
+          platform=linux/${{ matrix.platform }}
+          echo "PLATFORM_PAIR_CERTS=${platform//\//-}" >> $GITHUB_ENV
       - name: Checkout repository
         uses: actions/checkout@v2
 
@@ -48,8 +58,60 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           context: .
+          platforms: linux/${{ matrix.platform }}
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=registry,ref=${{github.repository}}:latest
           cache-to: type=inline
+
+      - name: Export digest
+        run: |
+          mkdir -p /tmp/digests/backend
+          digest="${{ steps.build.outputs.digest }}"
+          touch "/tmp/digests/backend/${digest#sha256:}"
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-${{ env.PLATFORM_PAIR_CERTS }}
+          path: /tmp/digests/backend/*
+          if-no-files-found: error
+          retention-days: 1    
+
+  merge-certgen-platform-images:
+    runs-on: ubuntu-latest
+    needs:
+      - build-certgen-image
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: /tmp/digests/backend
+          pattern: digests-*
+          merge-multiple: true
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.DOCKER_NAME }}
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ vars.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Create manifest list and push
+        working-directory: /tmp/digests/backend
+        run: |
+          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
+            $(printf '${{ env.DOCKER_NAME }}@sha256:%s ' *)
+
+      - name: Inspect image
+        run: |
+          docker buildx imagetools inspect ${{ env.DOCKER_NAME }}:${{ steps.meta.outputs.version }}
+