Add .NET Service Installation sample

[DanutGhiorghita]

Adds a new .NET Service Installation sample project.

Includes:

• Visual Studio solution with a Windows Service example (.NET Framework 4.8)
• Service implementation and configuration files
• Advanced Installer project (.aip) for packaging
• Basic project structure for demonstration purposes

Sample Details

The project implements a Windows Service (MyDemoService) that:

• Targets .NET Framework 4.8 (added as online prereq)
• Writes start/stop heartbeat entries to a log file
• Uses the following location for logging:
  CommonApplicationData\Caphyon\ServiceSample
• After installation, the folder is automatically opened.
• On uninstall, there is a folder-removal configured

The sample is packaged using the included Advanced Installer project: Net Service Demo.aip

Purpose

This sample demonstrates how to:

• Build a Windows Service in .NET
• Configure and install the service using Advanced Installer
• Validate service behavior through logging