- 3 CRUD JSON files: customer_balance, accounting_records, sync_state - Build script with model validation, CRUD validation, DDL generation - DDL: db/schema.sql (72 lines, 7 tables) - Scripts: validate_models.py, validate_crud.py, generate_ddl.py
- 3 CRUD JSON files: customer_balance, accounting_records, sync_state - Build script with model validation, CRUD validation, DDL generation - DDL: db/schema.sql (72 lines, 7 tables) - Scripts: validate_models.py, validate_crud.py, generate_ddl.py