feat: add preference for ignoring newbies

Author: akinsey

priv/repo/migrations/20200519230108_ignore_newbies.exs

@@ -0,0 +1,9 @@
+defmodule Epoch.Repo.Migrations.IgnoreNewbies do
+  use Ecto.Migration
+  @schema_prefix "users"
+  def change do
+    alter table(:preferences, [prefix: @schema_prefix]) do
+      add :ignore_newbies, :boolean, default: true
+    end
+  end
+end