- Update database/schema.sql to add relationship_type column to identity_edges with 'MATCH' and 'NON_MATCH'
- Add audit_trails table to database/schema.sql for merge/split history
- Modify scripts/confidence-scoring.js to implement two-model strategy (conservative and exploratory)
- Add caching logic to mcp-server/server.js for platform responses with TTL
- Update web-ui/src/App.js to include manual split functionality
- Test updated confidence scoring and database changes
- Verify caching prevents unnecessary re-validation
- Ensure audit trails are maintained for merges/splits