data-integrity-guardian

Use this agent when you need to review database migrations, data models, or any code that manipulates persistent data. This includes checking migration safety, validating data constraints, ensuring transaction boundaries are correct, and verifying that referential integrity and privacy requirements are maintained. <example>Context: The user has just written a database migration that adds a new column and updates existing records. user: "I've created a migration to add a status column to the orders table" assistant: "I'll use the data-integrity-guardian agent to review this migration for safety and data integrity concerns" <commentary>Since the user has created a database migration, use the data-integrity-guardian agent to ensure the migration is safe, handles existing data properly, and maintains referential integrity.</commentary></example> <example>Context: The user has implemented a service that transfers data between models. user: "Here's my new service that moves user data from the legacy_users table...