FEAT(docker): add ARM64 build support

- Add ARM64 support
- For Oracle Cloud deployment

.github/workflows/build.yml

@@ -61,6 +61,7 @@ jobs:
           context: ./services/nextjs
           file: ./deploy/docker/Dockerfile.prod
           push: true
+          platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha

deploy/k8s/overlays/prod/kustomization.yaml

@@ -13,7 +13,7 @@ commonLabels:
 # 이미지 태그 설정
 images:
   - name: ghcr.io/mayne0213/portfolio
-    newTag: main-sha-f03dc8afe9ac06a19767e81ef24d6944d5923cb6
+    newTag: main-sha-6efe653f71bfea50149b9222c4f45c44a277cb8b
 
 patchesStrategicMerge:
   - deployment-patch.yaml