283c052fa5
- Implemented `normalizeMigrationInput` to standardize database migration input for sqlite, mysql, and postgres. - Added `maskConnectionString` to obscure sensitive credentials in connection strings. - Created comprehensive tests for migration input normalization and connection string masking. - Established database schema creation logic for multiple dialects (sqlite, mysql, postgres). - Developed functions for managing database transactions, including begin, commit, and rollback. - Implemented data insertion logic from backup snapshots into the target database.