Seed encrypt: init mint with encrypted keys after migration (#472)

* seed encrypt: init mint with encrypted keys after migration

* adjust build pipeline

.github/workflows/docker.yaml

@@ -21,6 +21,15 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
+      - name: Cache Docker layers
+        uses: actions/cache@v4
+        id: cache
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
       - name: Determine Tag
         id: get_tag
         run: |
@@ -36,3 +45,6 @@ jobs:
           context: .
           push: ${{ github.event_name == 'release' }}
           tags: ${{ secrets.DOCKER_USERNAME }}/${{ github.event.repository.name }}:${{ steps.get_tag.outputs.tag }}
+          platforms: linux/amd64,linux/arm64
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache