First designs for ui

hartmann-foto-documentation-frontend/lib/controller/picture_controller.dart

@@ -0,0 +1,23 @@
+import 'package:fotodocumentation/controller/base_controller.dart';
+import 'package:fotodocumentation/dto/customer_dto.dart';
+
+abstract interface class PictureController {
+  Future<PictureDto?> get({required int id});
+  Future<bool> delete(PictureDto dto);
+}
+
+class PictureControllerImpl extends BaseController implements PictureController {
+  final String path = "picture";
+
+  @override
+  Future<PictureDto?> get({required int id}) {
+    String uriStr = '${uriUtils.getBaseUrl()}$path/$id';
+    return runGetWithAuth(uriStr, (json) => PictureDto.fromJson(json));
+  }
+
+  @override
+  Future<bool> delete(PictureDto dto) {
+    // TODO: implement delete
+    throw UnimplementedError();
+  }
+}