Theme-manager-Dark-mode
Theme change need to be done in Doubtfire web, it using AngularJS/Coffeescript to Angular/Typescirpt, including refactoring all components, is currently in development.
Theme management refers to a core objective of a product, specifying how it delivers value to the end-user. Establishing a clear theme empowers teams with the knowledge to increase a product's appeal or selling-power to both stakeholders and prospective customers.