- Add StreamEmbed component supporting Twitch and YouTube embeds
with live badge, platform icon, aspect-ratio 16:9, external link
- Replace AudioPlayer on AdminHome with StreamEmbed (configure
channel name in streamConfig ref)
- Move course progress % to bottom-right footer corner alongside
price/cert badge; remove separate progress row above footer
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
