Create SSO provider
documentedRegister a new SSO provider.
POST /admin/sso/providersAdminno implementation yet0 runsInput
provider_type*
SSO provider type (e.g., saml, oidc)
saml
metadata_url
SAML metadata URL (or empty if using metadata_xml)
https://idp.example.com/metadata.xml
domain*
Allowed domain for this provider
example.com
Calls Supabase as you (your API key is your account); keychains.dev holds the credentials.