feat(custom-field): add join_description attribute for GDPR join-form labels

priv/repo/migrations/20260603000531_add_join_description_to_custom_fields.exs

@@ -0,0 +1,21 @@
+defmodule Mv.Repo.Migrations.AddJoinDescriptionToCustomFields do
+  @moduledoc """
+  Updates resources based on their most recent snapshots.
+
+  This file was autogenerated with `mix ash_postgres.generate_migrations`
+  """
+
+  use Ecto.Migration
+
+  def up do
+    alter table(:custom_fields) do
+      add :join_description, :text
+    end
+  end
+
+  def down do
+    alter table(:custom_fields) do
+      remove :join_description
+    end
+  end
+end