Add group field to User.

lib/pleroma/user.ex

@@ -22,6 +22,7 @@ defmodule Pleroma.User do
     field :info, :map, default: %{}
     field :follower_address, :string
     has_many :notifications, Notification
+    field :group, :boolean, default: false
 
     timestamps()
   end

priv/repo/migrations/20180205170132_add_group_field.exs

@@ -0,0 +1,9 @@
+defmodule Pleroma.Repo.Migrations.AddGroupField do
+  use Ecto.Migration
+
+  def change do
+    alter table(:users) do
+      add :group, :boolean, default: false
+    end
+  end
+end