Dev container build failed: Command failed: docker buildx build --load --cache-from ghcr.io/microsoft/ccf-samples-devcontainer --build-context dev_containers_feature_content_source=/tmp/devcontainercli-runner/container-features/0.66.0-1721982874361 --build-arg _DEV_CONTAINERS_BASE_IMAGE=ghcr.io/microsoft/ccf/app/dev/virtual:ccf-5.0.0 --build-arg _DEV_CONTAINERS_IMAGE_USER=root --build-arg _DEV_CONTAINERS_FEATURE_CONTENT_SOURCE=dev_container_feature_content_temp --target dev_containers_target_stage -f /tmp/devcontainercli-runner/container-features/0.66.0-1721982874361/Dockerfile.extended -t undefined:latest /tmp/devcontainercli-runner/empty-folder (exit code: undefined)
An error occurred building the container.