Separate Forward auth into it's own models + controller

db/migrate/20251023210508_create_forward_auth_rules.rb

@@ -0,0 +1,11 @@
+class CreateForwardAuthRules < ActiveRecord::Migration[8.1]
+  def change
+    create_table :forward_auth_rules do |t|
+      t.string :domain_pattern
+      t.integer :policy
+      t.boolean :active
+
+      t.timestamps
+    end
+  end
+end