suaveplan/openspec/archive/2026-04-19-enterprise-dedup/tasks.md

Tasks: enterprise-dedup

1. Scaffold

• 1.1 universal/data/dedup/; 100/100/100/100; guard tests; CLAUDE/README/FOLDERS.

2. Errors + schemas

• 2.1 src/errors/dedup-error.ts — codes.
• 2.2 Zod schemas.

3. Scoring

• 3.1 src/core/scoring/similarity.ts — exactMatch, computeSimilarity, jaroWinklerSimilarity, levenshteinDistance.
• 3.2 Property tests.

4. Engine

• 4.1 src/core/engine/dedup-engine.ts — DedupEngine (detect + merge dispatch).
• 4.2 OTel counter + histogram.

5. Merge strategies

• 5.1 src/core/merge/merge-strategy.ts — latestWinsStrategy, manualStrategy, scoredMergeStrategy.

6. Docs / barrel / exports / README

7. Benchmarks

• 7.1 detect.bench.ts on 10 k / 100 k entities.

8. Ship gate

• 8.1 Verification sequence; fold + archive.