refactor: Use submit_form wrapper in all LiveView forms

- Replace AshPhoenix.Form.submit with submit_form/3 wrapper
- Import current_actor and submit_form from LiveHelpers
- Consistent actor handling in all form submissions

lib/mv_web/live/custom_field_value_live/form.ex

@@ -33,7 +33,7 @@ defmodule MvWeb.CustomFieldValueLive.Form do
   use MvWeb, :live_view
 
   on_mount {MvWeb.LiveHelpers, :ensure_user_role_loaded}
-  import MvWeb.LiveHelpers, only: [current_actor: 1]
+  import MvWeb.LiveHelpers, only: [current_actor: 1, submit_form: 3]
 
   @impl true
   def render(assigns) do
@@ -228,7 +228,9 @@ defmodule MvWeb.CustomFieldValueLive.Form do
         custom_field_value_params
       end
 
-    case AshPhoenix.Form.submit(socket.assigns.form, params: updated_params) do
+    actor = current_actor(socket)
+
+    case submit_form(socket.assigns.form, updated_params, actor) do
       {:ok, custom_field_value} ->
         notify_parent({:saved, custom_field_value})