* feat(note-block): expand media embed support with tuned aspect ratios
* fix(note-block): add artist parameter to Bandcamp embed URLs
Include the artist subdomain in Bandcamp track and album embed URLs
to ensure proper embed resolution.
* fix(note-block): add required src attribute to track elements
HTML spec requires track elements to have a src attribute.
* fix(note-block): address embed URL matching issues
- Fix YouTube regex to handle v= anywhere in query params
- Fix Twitch channel match to exclude /clip/ URLs
- Remove Mux support (HLS not supported in most browsers)
- Remove Bandcamp support (requires numeric IDs, not slugs)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>
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