bLOQUE p1 BACKEND Y SEGURIDAD, AUTENTICACION CON SUPABASE. jwt. RBAC CRUD

recolecta_app/lib/core/network/api_client.dart

@@ -0,0 +1,34 @@
+import 'package:dio/dio.dart';
+import 'package:flutter_dotenv/flutter_dotenv.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+import '../constants/auth_constants.dart';
+import '../storage/secure_storage.dart';
+
+final apiClientProvider = Provider<Dio>((ref) {
+  final baseUrl = dotenv.env['API_BASE_URL'] ?? 'http://10.0.2.2:8000';
+  final secureStorage = ref.read(secureStorageProvider);
+
+  final dio = Dio(
+    BaseOptions(
+      baseUrl: baseUrl,
+      connectTimeout: const Duration(seconds: 15),
+      receiveTimeout: const Duration(seconds: 15),
+      headers: const <String, dynamic>{'Content-Type': 'application/json'},
+    ),
+  );
+
+  dio.interceptors.add(
+    InterceptorsWrapper(
+      onRequest: (options, handler) async {
+        final token = await secureStorage.read(key: authTokenStorageKey);
+        if (token != null && token.isNotEmpty) {
+          options.headers['Authorization'] = 'Bearer $token';
+        }
+        handler.next(options);
+      },
+    ),
+  );
+
+  return dio;
+});