.Net: Add home automation example to demonstrate how to use DI in a real app

[glahaye]

Motivation and Context

We want to give a template or starting point for people to get a solid idea of how to use SK in their own apps.

Description

Add the Home Automation example

Contribution Checklist

• The code builds clean without any errors or warnings
• The PR follows the SK Contribution Guidelines and the pre-submission formatting script raises no violations
• All unit tests pass, and I have added new tests where possible
• I didn't break anyone 😄

[matthewbolanos]

Glad to see this come together! Left some comments based on some of the challenges I've seen customers have with DI.

[Krzysztof318]

It would be nice have support openai endpoint out-of-box and optional azure. Many of customers doesn't have access the Azure OpenAI.

[matthewbolanos]

Could we add a .vscode folder with the necessary files so a developer can press the run button to test the sample