- Updated `DiscountActionDialogBoxViewModel` to include asynchronous `SubmitCreateAsync` and `Cancel` methods.
- Added a new section in `PageActionDialogBox.razor` with a `MudStack` for adding sections, removing the previous grid layout.
- Improved `PageActionDialogBox.razor.cs` with new methods for adding and editing sections, enhancing error handling and dialog management.
- Refined `app.min.css` by removing redundant CSS properties for better style application.
- Created a new dialog in `PageSectionActionDialogBox.razor` for managing section details, including fields for title, button text, and URL.
- Introduced a new view model in `PageSectionActionDialogBox.razor.cs` to handle section dialog logic, including item addition and file selection.
- Updated `BasePageSection` class in `BasePage.cs` to manage multiple `SectionItem` objects.
- Modified project files (`Netina.Common.csproj` and `Netina.Domain.csproj`) to update the target framework and package references for compatibility.