Visitor table altered: bus -> shared (car).

priv/repo/migrations/20210516164418_change_bus_to_shared.exs

@@ -0,0 +1,10 @@
+defmodule Runosaari.Repo.Migrations.ChangeBusToShared do
+  use Ecto.Migration
+
+  def change do
+    alter table("visitors") do
+      remove :bus
+      add :shared, :boolean, default: false, null: false
+    end
+  end
+end