Using an analyzer to write better code

.NET analyzers find potential issues and suggest fixes for them. StyleCop is a commonly used analyzer for helping you write better C# code.

Let's see it in action, advising how to improve the code in the project template for a console app when targeting .NET 5.0 so that the console app already has a Program class with a Main method:

1. Use your preferred code editor to add a console app project, as defined in the following list:
   1. Project template: Console Application / console -f net5.0
   2. Workspace/solution file and folder: Chapter06
   3. Project file and folder: CodeAnalyzing
   4. Target framework: .NET 5.0 (Current)
2. In the CodeAnalyzing project, add a package reference for StyleCop.Analyzers.
3. Add a JSON file to your project named stylecop.json for controlling StyleCop settings.
4. Modify its contents, as shown in the following markup:

   {
     "$schema"...