The login uses the new template based IDPs with backwards compatibility for old IDPs
Add management functionality for LDAP idps with templates and the basic functionality for the LDAP provider, which can then be used with a separate login page in the future. --------- Co-authored-by: Livio Spring <livio.a@gmail.com>
add basic structure and implement first providers for IDP templates to be able to manage and use them in the future