Snippet for self updatable go binaries

updatable-go-binary-snippet4.go

// Code snippet: Download the latest version
func downloadAssetFromID(assetId AssetId) (*bytes.Buffer, error) {
	_, rdurl, err := githubClient.Repositories.DownloadReleaseAsset(context.Background(), "one2nc", "cloudlens", int64(assetId), nil)

	resp, err := httpClient.Get(rdurl)

	defer resp.Body.Close()
	bin, err := io.ReadAll(resp.Body)

	return bytes.NewBuffer(bin), nil
}