Why is Commit important in Laravel applications, and what problem does it solve for developers?

Why is Commit important in Laravel applications, and what problem does it solve for developers? The key reason to understand commit is that Laravel applications are usually composed of several layers that must work together predictably. Commit permanently applies successful changes when all operations in the transaction have completed. Ignoring that boundary can lead to duplicated logic, poor security, unnecessary database work, or code that is difficult to test. Why it matters in practice: Database transactions allow multiple related database operations to commit together or roll back together when an operation fails. The specific focus here is commit: Commit permanently applies successful changes when all operations in the transaction have completed. This question is designed to test not only terminology, but also how the concept fits into Laravel's request, application, database, security, or deployment workflow.