feat: Add saved views to landing page

lib/features/saved_view_details/cubit/saved_view_details_cubit.dart

@@ -29,6 +29,7 @@ class SavedViewDetailsCubit extends Cubit<SavedViewDetailsState>
     this._labelRepository,
     this._userState, {
     required this.savedView,
+    int initialCount = 25,
   }) : super(
           SavedViewDetailsState(
             correspondents: _labelRepository.state.correspondents,
@@ -56,7 +57,12 @@ class SavedViewDetailsCubit extends Cubit<SavedViewDetailsState>
         }
       },
     );
-    updateFilter(filter: savedView.toDocumentFilter());
+    updateFilter(
+      filter: savedView.toDocumentFilter().copyWith(
+            page: 1,
+            pageSize: initialCount,
+          ),
+    );
   }
 
   void setViewType(ViewType viewType) {

lib/features/saved_view_details/cubit/saved_view_preview_cubit.dart

@@ -0,0 +1,28 @@
+import 'package:bloc/bloc.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:paperless_api/paperless_api.dart';
+
+part 'saved_view_preview_state.dart';
+part 'saved_view_preview_cubit.freezed.dart';
+
+class SavedViewPreviewCubit extends Cubit<SavedViewPreviewState> {
+  final PaperlessDocumentsApi _api;
+  final SavedView view;
+  SavedViewPreviewCubit(this._api, this.view)
+      : super(const SavedViewPreviewState.initial());
+
+  Future<void> initialize() async {
+    emit(const SavedViewPreviewState.loading());
+    try {
+      final documents = await _api.findAll(
+        view.toDocumentFilter().copyWith(
+              page: 1,
+              pageSize: 5,
+            ),
+      );
+      emit(SavedViewPreviewState.loaded(documents: documents.results));
+    } catch (e) {
+      emit(const SavedViewPreviewState.error());
+    }
+  }
+}

lib/features/saved_view_details/cubit/saved_view_preview_state.dart

@@ -0,0 +1,11 @@
+part of 'saved_view_preview_cubit.dart';
+
+@freezed
+class SavedViewPreviewState with _$SavedViewPreviewState {
+  const factory SavedViewPreviewState.initial() = _Initial;
+  const factory SavedViewPreviewState.loading() = _Loading;
+  const factory SavedViewPreviewState.loaded({
+    required List<DocumentModel> documents,
+  }) = _Loaded;
+  const factory SavedViewPreviewState.error() = _Error;
+}