chore: use arm64 architecture image for lambda

scripts/push-to-ecr.sh

@@ -16,12 +16,17 @@ AWS_REGIONS=("us-east-1") # List of AWS region, use below liest if you don't ena
 build_and_push_images() {
     local IMAGE_NAME=$1
     local TAG=$2
+    local ENABLE_MULTI_ARCH=${3:-true} # a parameter for enabling multi-arch build or not, the default is true
 
     # Build Docker image for each architecture
+    if [ "$ENABLE_MULTI_ARCH" == "true" ]; then
         for ARCH in "${ARCHS[@]}"
         do
             docker buildx build --platform linux/$ARCH -t $IMAGE_NAME:$TAG-$ARCH -f ../src/Dockerfile_ecs --load ../src/
         done
+    else
+        docker buildx build --platform linux/${ARCHS[0]} -t $IMAGE_NAME:$TAG -f ../src/Dockerfile_ecs --load ../src/
+    fi
 
     # Push Docker image to ECR for each architecture in each AWS region
     for REGION in "${AWS_REGIONS[@]}"
@@ -39,6 +44,7 @@ build_and_push_images() {
         aws ecr get-login-password --region $REGION | docker login --username AWS --password-stdin $REPOSITORY_URI
 
         # Push the image to ECR for each architecture
+        if [ "$ENABLE_MULTI_ARCH" == "true" ]; then
             for ARCH in "${ARCHS[@]}"
             do
                 # Tag the image for the current region
@@ -53,10 +59,16 @@ build_and_push_images() {
 
             # Push the manifest to ECR
             docker manifest push $REPOSITORY_URI:$TAG
+        else
+            # Tag the image for the current region
+            docker tag $IMAGE_NAME:$TAG $REPOSITORY_URI:$TAG
+            # Push the image to ECR
+            docker push $REPOSITORY_URI:$TAG
+        fi
 
         echo "Pushed $IMAGE_NAME:$TAG to $REPOSITORY_URI"
     done
 }
 
-build_and_push_images "bedrock-proxy-api" "$TAG"
+build_and_push_images "bedrock-proxy-api" "$TAG" "false"
 build_and_push_images "bedrock-proxy-api-ecs" "$TAG"