Tests: use code interface for Member create/update (actor propagation)

test/mv_web/member_live/show_test.exs

@@ -18,20 +18,17 @@ defmodule MvWeb.MemberLive.ShowTest do
   require Ash.Query
   use Gettext, backend: MvWeb.Gettext
 
-  alias Mv.Membership.{CustomField, CustomFieldValue, Member}
+  alias Mv.Membership.{CustomField, CustomFieldValue}
 
   setup do
     system_actor = Mv.Helpers.SystemActor.get_system_actor()
 
     # Create test member
     {:ok, member} =
-      Member
-      |> Ash.Changeset.for_create(:create_member, %{
-        first_name: "Alice",
-        last_name: "Anderson",
-        email: "alice@example.com"
-      })
-      |> Ash.create(actor: system_actor)
+      Mv.Membership.create_member(
+        %{first_name: "Alice", last_name: "Anderson", email: "alice@example.com"},
+        actor: system_actor
+      )
 
     %{member: member, actor: system_actor}
   end