Initial commit: DLS - Dental Lab System

- Flutter + PocketBase dental lab management system
- Clinic & lab dashboards, job tracking, patient management
- Product catalog, finance tracking, multi-language support
- AI assistant integration, realtime notifications
- Windows installer (Inno Setup) included
- Developed by kovakyazilim.com

lib/core/api/pocketbase_client.dart

@@ -0,0 +1,25 @@
+import 'package:pocketbase/pocketbase.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+const _kAuthKey = 'pb_auth';
+
+class PocketBaseClient {
+  PocketBaseClient._({required this.pb});
+  static PocketBaseClient? _instance;
+  static PocketBaseClient get instance => _instance!;
+  final PocketBase pb;
+
+  static Future<void> init() async {
+    final prefs = await SharedPreferences.getInstance();
+    final stored = prefs.getString(_kAuthKey);
+
+    final store = AsyncAuthStore(
+      save: (String data) => prefs.setString(_kAuthKey, data),
+      initial: stored,
+    );
+
+    _instance = PocketBaseClient._(
+      pb: PocketBase('https://pocket.kovaksoft.com', authStore: store),
+    );
+  }
+}