refactor(policy): enhance PolicyManager by optimizing JSON parsing with a mapped policy structure

Author: dgarciasquare1

lib/src/core/policy_manager.dart

@@ -79,8 +79,18 @@ class PolicyManager extends ChangeNotifier {
         operation: 'policy_manager_initialize',
       );
 
+      final policyMap = jsonPolicies.map(
+        (key, value) => MapEntry(
+          key,
+          Policy(
+            roleName: key,
+            allowedContent: value as List<String>,
+          ).toJson(),
+        ),
+      );
+
       _policies = JsonHandler.parseMap(
-        jsonPolicies,
+        policyMap,
         (json) => Policy.fromJson(json),
         context: 'policy_manager',
         allowPartialSuccess:

test/flutter_policy_engine_test.dart

@@ -2,11 +2,4 @@ import 'package:flutter_test/flutter_test.dart';
 
 import 'package:flutter_policy_engine/flutter_policy_engine.dart';
 
-void main() {
-  test('adds one to input values', () {
-    final calculator = Calculator();
-    expect(calculator.addOne(2), 3);
-    expect(calculator.addOne(-7), -6);
-    expect(calculator.addOne(0), 1);
-  });
-}
+void main() {}