chore(memory): compress 5 registries to caveman format
Apply CLAUDE.md "Format — registries ALWAYS caveman" rule to existing
entries via /caveman:compress. Drops articles, filler, and hedging
while preserving:
- Technical terms (rtk, claude plugin install, framer-motion, etc.)
- IDs unchanged (BDR-XXX, LRN-XXX, BLK-XXX, EVAL-XXX)
- Dates unchanged (2026-04-22 etc.)
- Code blocks and quoted error strings exact
- Commit refs (892de28, 7b57b2e, d3c79f0, 64d6ca7)
Files: decisions.md, learnings.md, blockers.md, journal.md, evals.md.
Token reduction: ~40% on session-start memory load.
Pre-compression backups saved as *.original.md (gitignored next).
Co-Authored-By: Claude <noreply@anthropic.com>