Move to prebuilt (#170969)

.devcontainer/prebuilt/cache/build-cache-image.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# This file simply wraps the docker build command to build an image that includes
+# a cache.tar file with the result of "prepare.sh" inside of it. See cache.Dockerfile
+# for the steps that are actually taken to do this.
+
+set -e
+
+SCRIPT_PATH="$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)"
+CONTAINER_IMAGE_REPOSITORY="$1"
+BRANCH="${2:-"main"}"
+
+if [ "${CONTAINER_IMAGE_REPOSITORY}" = "" ]; then
+	echo "Container repository not specified!"
+	exit 1
+fi
+
+TAG="branch-${BRANCH//\//-}"
+echo "[$(date)] ${BRANCH} => ${TAG}"
+cd "${SCRIPT_PATH}/../.."
+
+echo "[$(date)] Starting image build and push..."
+export DOCKER_BUILDKIT=1
+docker buildx create --use --name vscode-dev-containers
+docker run --privileged --rm tonistiigi/binfmt --install all
+docker buildx build --push --platform linux/amd64,linux/arm64 -t ${CONTAINER_IMAGE_REPOSITORY}:"${TAG}" -f "${SCRIPT_PATH}/cache.Dockerfile" .
+
+echo "[$(date)] Done!"