Get organization authentication methods

Retrieve the configured authentication methods for the organization.

Response Structure:

Returns an array of authentication steps, each containing:

• order: Step number (1-3)
• allowedMethods: Array of methods allowed for that step

Example Response:

{
  "authMethods": [
    { "order": 1, "allowedMethods": [{ "type": "password" }, { "type": "google" }] },
    { "order": 2, "allowedMethods": [{ "type": "otp" }] }
  ]
}

Admin Access Required: Only organization admins can view auth configuration.