#? stdtmpl(subsChar = '$', metaChar = '#')
## SPDX-License-Identifier: AGPL-3.0-only
#proc renderOembedIframe*(embedUrl: string; maxwidth = 550): string =
#  result = ""
<iframe src="$embedUrl" style="width:100%;max-width:${maxwidth}px;height:250px;border:none" scrolling="no" loading="lazy" onload="let c=new MessageChannel;c.port1.onmessage=e=>this.style.height=e.data+'px';this.contentWindow.postMessage('','*',[c.port2])"></iframe>
#  result = result.strip()
#end proc