Screen functionality. Epic categories

• Creating new categories Epic
• Viewing existing categories.
• Modifying category data at any time.
• Establishing a link between a category and a pipeline.
• Updating the expected completion date of product increments when changing the pipeline selection for a Epic category.
• Updating the expected completion date of product increments when canceling the pipeline for a Epic category.
• Determining the permissibility of changes to an element based on the user making the change.
• Determining the permissibility of changes to an element based on the element's current state.
• Validating the deletion of a Epic category.