docs: add memory quality optimization implementation plan

P0 implementation plan with 3 waves:
- Wave 1: Promotion accounting (fix absorbed duplicate data loss)
- Wave 2: Memory quality eval (fixture-based regression guard)
- Wave 3: Compaction prompt negative examples

Addresses architecture review feedback:
- Distinguish promoted/absorbed/rejected pending memories
- Add clearableKeys.size > 0 guard to prevent journal wipe
- Add regression tests for all edge cases
This commit is contained in:
Ralph Chang
2026-04-27 14:16:31 +08:00
parent 14bbb76cf1
commit 097235e43b
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