switch to ECR registry (#944)

Dockerfile

@@ -16,7 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-FROM --platform=${BUILDPLATFORM:-linux/amd64} golang:1.23-alpine3.20 AS builder
+FROM --platform=${BUILDPLATFORM:-linux/amd64} public.ecr.aws/docker/library/golang:1.23-alpine3.20 AS builder
 ARG RELEASE_VERSION=devel
 ARG TARGETOS
 ARG TARGETARCH
@@ -32,7 +32,7 @@ COPY *.go ./
 # hadolint ignore=DL3059
 RUN go build -ldflags "-X github.com/mazay/s3sync-service/service.version=${RELEASE_VERSION}"
 
-FROM alpine:3.20.3
+FROM public.ecr.aws/docker/library/alpine:3.20.3
 ARG TARGETPLATFORM
 LABEL maintainer="Yevgeniy Valeyev <[email protected]>"
 # hadolint ignore=DL3018