StreamKit web-capture

Render any web page to video. The path is /{output}/[config]/{url} — the first segment picks the output, then optional config, then the target URL:

• Clip (MP4 file): web.streamkit.dev/clip/example.com
• Clip with duration: web.streamkit.dev/clip/dur=30s/example.com
• Cast (live stream): web.streamkit.dev/cast/example.com
• Cast at a resolution: web.streamkit.dev/cast/res=2560x1440/example.com