Box 1: FeatureGate -
You can use the FeatureGate attribute to control whether a whole controller class or a specific action is enabled.
Box 2: AddAzureAppConfiguration -
The extension method AddAzureAppConfiguration is used to add the Azure App Configuration Provider.
Box 3:
https://appfeatureflagstore.azconfig.io
You need to request the access token with resource=
https://<yourstorename>.azconfig.io
Reference:
https://docs.microsoft.com/en-us/azure/azure-app-configuration/use-feature-flags-dotnet-core
https://csharp.christiannagel.com/2020/05/19/azureappconfiguration/
https://stackoverflow.com/questions/61899063/how-to-use-azure-app-configuration-rest-api