implantação da fase 2 e 3

app/policies/configuracao_policy.rb

@@ -0,0 +1,20 @@
+# app/policies/configuracao_policy.rb
+class ConfiguracaoPolicy < ApplicationPolicy
+  def index?
+    admin_ou_gerente?
+  end
+
+  def edit?
+    admin?
+  end
+
+  def update?
+    admin?
+  end
+
+  class Scope < Scope
+    def resolve
+      scope.all
+    end
+  end
+end