remove unused test support function

test/support/auth_helpers.ex

@@ -26,28 +26,6 @@ defmodule SpazioSolazzo.AuthHelpers do
     |> AshAuthentication.Phoenix.Plug.store_in_session(user)
   end
 
-  @doc """
-  Creates a user and logs them into the connection.
-
-  Useful for tests that need an authenticated connection.
-
-  ## Parameters
-
-    - `conn` - The test connection
-    - `email` - User's email address
-    - `name` - Optional user's full name (defaults to "Test User")
-    - `phone_number` - Optional phone number (defaults to nil)
-
-  ## Examples
-
-      conn = register_and_log_in_user(conn, "test@example.com", "Test User", "+1234567890")
-      conn = register_and_log_in_user(conn, "user@example.com")
-  """
-  def register_and_log_in_user(conn, email, name \\ "Test User", phone_number \\ nil) do
-    user = register_user(email, name, phone_number)
-    log_in_user(conn, user)
-  end
-
   @doc """
   Creates a user via magic link authentication without attaching to a connection.