13-task plan covering package scaffold, SnapDOM frame source, WebCodecs
encoding worker, MediaBunny muxer, OfflineAudioContext audio mixer,
parallel iframe capture, video frame injector, and main orchestrator.
56 total steps with TDD approach.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Design spec for @hyperframes/renderer — a new browser-only package that
renders compositions to MP4 using WebCodecs + MediaBunny + OffscreenCanvas
workers, with SnapDOM as interim frame source and html-in-canvas as the
future pixel-perfect path. Replaces the need for Puppeteer + FFmpeg.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>