cc469b5298
Tasks 1-2 of the altitude clip-pair morph plan. Manifest emits a morph entry for every video pair in adjacent altitudes, both directions (<src>__<dst>.mp4 zoom-in + .rev zoom-out); generate_media() bakes them all via the existing xfade=zoomin recipe keyed by clip member. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>