Webpack is a module loader that you run prior to packaging your SharePoint Framework project. It takes modules with dependencies and generates static assets representing those modules.
I suggested instead that during sprint planning, the team should strive to identify only about two-thirds of the tasks the team will eventually perform during the sprint. That would leave about one-third of the tasks to be identified during the sprint.
Learn about the things to pay attention to, and what to automate while reviewing code so that you can increase the speed and the quality of code reviews in your organization.