foreach (Technique::where('index', true)->get() as $tech) {
$url = new SitemapUrl();
$url->path = '/tech/'.rawurlencode($tech->name);
$url->lastmod = $tech->updated_at ? $tech->updated_at : ($tech->created_at ? $tech->created_at : now());
foreach (Technique::where('index', true)->get() as $tech) {
$url = new SitemapUrl();
$url->path = '/tech/'.rawurlencode($tech->name);
$url->lastmod = $tech->updated_at ? $tech->updated_at : ($tech->created_at ? $tech->created_at : now());