Placeholder. Pull the real index.html (gallery landing page) from Ellari's
local ~/Downloads/eleos-field-gallery/ or https://eleos-field-gallery.vercel.app/.
Once the real /emergence/ and other pending instruments are added, this file
also needs a new card added to it, matching the existing mirror/drift card
pattern — see docs/handoffs/HANDOFF_REPORT.md for what's pending.