Configuration Schemas, how do they even work?

Configuration Schema powers how Drupal can be configured, but how can you configure your schema's to be correct, strict and validatable, and what can that enable in your admin pages?
 

Drupal's configuration schema basics haven't really changed since drupal 8's release, but new things have been added in drupal 10, 11 and more changes will be done in the future. 

In this session, we will take people through all the things you can do, such as dynamic schema and schema validation.