Yes, there are such templates for the Program.cs file generated when you create a new project in Ranorex Studio. For every project type there is a
*.xpt template file in the "RanorexStudio" directory of your Ranorex installation that contains all the information to create a new project, including the template for the Program.cs file.
The project template for the "Ranorex C# Test Automation" project is in the following location (for Ranorex V2.3):
%ProgramFiles%\Ranorex 2.3\RanorexStudio\AddIns\AddIns\DisplayBindings\RxRecorder\Templates\Projects\CSharp\RanorexTestAutomation.xptTo customize the Program.cs file for newly created projects of that type, just open and edit the file using a text editor. The template file contains XML data and it should be easy to find the section where the Program.cs code is located

Regards,
Alex
Ranorex Team