fix(memory): index #2872 GPU grain memory

[AceHack]

Summary

• Add the missing newest-first memory/MEMORY.md pointer for the docs(memory): extend — service-mesh + Reticulum + Clifford-addressability + craft-school + content-addressing-done-right #2872 GPU-grain coordination memory file.

Checks

• bun tools/hygiene/audit-memory-references.ts --enforce
• bun tools/hygiene/audit-memory-index-duplicates.ts --enforce
• bunx markdownlint-cli2 memory/MEMORY.md
• git diff --check

Notes

• Follow-up for docs(memory): extend — service-mesh + Reticulum + Clifford-addressability + craft-school + content-addressing-done-right #2872's merged non-required paired-memory warning.
• Root checkout was not used for writes.

[Copilot]

Pull request overview

Adds the missing memory/MEMORY.md index entry so the #2872 GPU-grain coordination memory file is reachable from the newest-first “stack” index.

Changes:

• Add a new top-of-index bullet linking to feedback_aaron_memes_as_real_life_archited_with_sequoia_nvidia_warp_primitives_distributed_memory_state_via_text_channels_compressed_bootstream_ifs_between_gpus_in_grains_2026_05_12.md.