You can enable baselines in map dashboard by adding the below config property in the config file (dox\dox.config.override) and run the cloud manager pipeline to deploy the config changes.
PID: com.adobe.fmdita.config.ConfigManager
Property Key: hide.tabs.baseline Boolean(true/false).
Property Value: Default value: true
Creating baselines can be done via APIs, Please check the API Reference Guide
for more information.