add lot number to packs

priv/repo/migrations/20230331031737_add_lot_number_to_packs.exs

@@ -0,0 +1,9 @@
+defmodule Cannery.Repo.Migrations.AddLotNumberToPacks do
+  use Ecto.Migration
+
+  def change do
+    alter table(:packs) do
+      add :lot_number, :string
+    end
+  end
+end