Frontend first draft

frontend/pshared/lib/models/permissions/action_effect.dart

@@ -0,0 +1,13 @@
+import 'package:pshared/models/permissions/action.dart';
+import 'package:pshared/models/permissions/effect.dart';
+
+
+class ActionEffect {
+  final Action action; // The action allowed or denied
+  final Effect effect; // The effect of the policy ("allow" or "deny")
+
+  const ActionEffect({
+    required this.action,
+    required this.effect,
+  });
+}