According to the docs, there is no automated way to setup Ldap.
if you have links to documentations in the same, kindly share the notes.
From the settings menu, we can only see OIDC
All other options, Ldap, AD are not available.as dscribed here Authorization - EspoCRM Documentation
since its a prodcut youre more aware of, we might need your help on the configurations you ar einterested in.
You also have the option of installing Authentik or Zitadel
HAve them configured with NS8 Ldpa, and configure the OIDC of those SSO IDP to your espocrm,
If we dont find a way to setup Ldap, or if i was discontinued