Build and deploy .NET Core application to Web App AdventuresInSemanticKernel

Update AgentBuilder and GroupChatPage with new features #35

# to view logs

Summary
Jobs
- build
- deploy
Run details
- Usage
- Workflow file

Run time

Learn about OS # on GitHub Actions

Job	Run time
build	4m 41s
deploy	2m 57s
	7m 38s