In a recent version of the SharePoint Framework, Microsoft released a new way to connect to the Microsoft Graph. While initially, debugging solutions using this new client was inconvenient, the issue has been fixed and things just work as expected.
Communicating with SharePoint Online using an app-only access token is invaluable when building non-interactive applications. Here is how you can get an Azure AD app-only access token in .NET Core. SharePoint Online authentication protocols When building solutions for SharePoint, before you are allowed to communicate with SharePoint your application must