Update to remove unused code for the SelectPublisher component.

lib/decentralised_book_index_web/components/my_components/select_publisher.ex

@@ -40,36 +40,6 @@ defmodule DecentralisedBookIndexWeb.Components.MyComponents.SelectPublisher do
      |> search()}
   end
 
-  @impl true
-  def handle_event("validate", %{"publisher" => publisher_params}, socket) do
-    {:noreply,
-     assign(socket, form: AshPhoenix.Form.validate(socket.assigns.form, publisher_params))}
-  end
-
-  def handle_event("save", %{"publisher" => publisher_id}, socket) do
-    notify_parent({:select_publisher, "416d2fc7-4470-4fde-aa64-501259335624"})
-    {:noreply, socket}
-  end
-
-  defp notify_parent(msg), do: send(self(), {__MODULE__, msg})
-
-  defp assign_form(%{assigns: %{publisher: publisher}} = socket) do
-    form =
-      if publisher do
-        AshPhoenix.Form.for_update(publisher, :update,
-          as: "publisher",
-          actor: socket.assigns.current_user
-        )
-      else
-        AshPhoenix.Form.for_create(DecentralisedBookIndex.Metadata.Publisher, :create,
-          as: "publisher",
-          actor: socket.assigns.current_user
-        )
-      end
-
-    assign(socket, form: to_form(form))
-  end
-
   def handle_event("search", %{"query" => query}, socket) do
     {:noreply,
       socket