fix(ci): build+push image in release flow (#3838)

ci/steps/build-docker-image.sh

@@ -1,12 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-main() {
-  cd "$(dirname "$0")/../.."
-  source ./ci/lib.sh
-
-  mkdir -p release-images
-  docker buildx bake -f ci/release-image/docker-bake.hcl
-}
-
-main "$@"

ci/steps/docker-buildx-push.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# See if this version already exists on Docker Hub.
+function version_exists() {
+  local output
+  output=$(curl --silent "https://index.docker.io/v1/repositories/codercom/code-server/tags/$VERSION")
+  if [[ $output == "Tag not found" ]]; then
+    return 1
+  else
+    return 0
+  fi
+}
+
+main() {
+  cd "$(dirname "$0")/../.."
+
+  # ci/lib.sh sets VERSION and provides download_artifact here
+  source ./ci/lib.sh
+
+  if version_exists; then
+    echo "$VERSION is already pushed"
+    return
+  fi
+
+  # Download the release-packages artifact
+  download_artifact release-packages ./release-packages
+
+  # Login to Docker
+  if [[ ${CI-} ]]; then
+    echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
+  fi
+
+  docker buildx bake -f ci/release-image/docker-bake.hcl --push
+}
+
+main "$@"

ci/steps/push-docker-manifest.sh

@@ -1,56 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-# See if this version already exists on Docker Hub.
-function version_exists() {
-  local output
-  output=$(curl --silent "https://index.docker.io/v1/repositories/codercom/code-server/tags/$VERSION")
-  if [[ $output == "Tag not found" ]]; then
-    return 1
-  else
-    return 0
-  fi
-}
-
-# Import and push the Docker image for the provided arch. We must have
-# individual arch repositories pushed remotely in order to use `docker
-# manifest` to create single a multi-arch image.
-# TODO: Switch to buildx? Seems it can do this more simply.
-push() {
-  local arch=$1
-  local tag="codercom/code-server-$arch:$VERSION"
-  docker import "./release-images/code-server-$arch-$VERSION.tar" "$tag"
-  docker push "$tag"
-}
-
-main() {
-  cd "$(dirname "$0")/../.."
-  source ./ci/lib.sh
-
-  if version_exists; then
-    echo "$VERSION is already pushed"
-    return
-  fi
-
-  download_artifact release-images ./release-images
-  if [[ ${CI-} ]]; then
-    echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
-  fi
-
-  push "amd64"
-  push "arm64"
-
-  export DOCKER_CLI_EXPERIMENTAL=enabled
-
-  docker manifest create "codercom/code-server:$VERSION" \
-    "codercom/code-server-amd64:$VERSION" \
-    "codercom/code-server-arm64:$VERSION"
-  docker manifest push --purge "codercom/code-server:$VERSION"
-
-  docker manifest create "codercom/code-server:latest" \
-    "codercom/code-server-amd64:$VERSION" \
-    "codercom/code-server-arm64:$VERSION"
-  docker manifest push --purge "codercom/code-server:latest"
-}
-
-main "$@"