2 Commits

Author SHA1 Message Date
th-kim0823
f00fb376fe docs(fb-39): golden header + design §10.3 eval + spec status + INDEX
Strengthen fixtures/golden_queries.yaml header with precision_at_k_chunk
explanation + measurement guidance. Add §10.3 Eval metrics section to
frozen design documenting retrieval metrics (hit@k, MRR, recall@k_doc,
P@k_chunk) + groundedness metrics. Flip p9-fb-39 spec status from open
→ completed (eval foundation only, lever deferral noted). Update
tasks/INDEX.md fb-39 row mirror to fb-42 (merged, deferred note).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-10 22:35:15 +09:00
58a11cc2b8 feat(p5-1): kb-eval crate — golden-fixture runner + eval persistence
- new kb-eval crate: load_golden_set (YAML) + run_eval (per-query search/ask + persistence)
- new kb-store-sqlite::eval module: record_eval_run_with_results (transactional), document_exists / chunk_exists probes
- fixtures/golden_queries.yaml: 5-entry KO+EN template
- tests: 13 pass (loader: parse, dup-id, missing chunk_id; runner: elapsed, snapshot, error capture, JSONL, determinism, persistence, config_snapshot)
- per_query.jsonl mirror written to runs_dir/<run_id>/
- temperature=0 + fixed seed → byte-identical per_query.jsonl (lexical)

deviations from spec (documented in code):
- run_id uses uuid::Uuid::now_v7().simple() (timestamp-ordered hex) instead of ULID — uuid already in workspace deps
- load_golden_set_validated kept #[cfg(test)] pub(crate) — production inlines validate_against_db
- snapshot fixture uses normalized projection (id/query/mode/first_hit) — full byte-determinism covered by separate test
- index_version in config_snapshot left null (composed per call by kb-app, not config-level)

deferred to follow-up:
- App reuse across queries (currently rebuilds App per query)
- expand_path hoist to kb-config (3 crate clones now)
- --max-queries flag (deferred to P5-2 per updated spec)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-01 18:01:09 +00:00