Revert "Merge branch 'feature/193-statisticsview-rework' into development"

This reverts commit 24f49e17b9, reversing
changes made to dba6c218d6.

# Conflicts:
#	pubspec.yaml

lib/data/dao/statistic_scope_dao.dart

@@ -1,55 +0,0 @@
-import 'package:drift/drift.dart';
-import 'package:tallee/core/enums.dart';
-import 'package:tallee/data/db/database.dart';
-import 'package:tallee/data/db/tables/statistic_scope_table.dart';
-
-part 'statistic_scope_dao.g.dart';
-
-@DriftAccessor(tables: [StatisticScopeTable])
-class StatisticScopeDao extends DatabaseAccessor<AppDatabase>
-    with _$StatisticScopeDaoMixin {
-  StatisticScopeDao(super.db);
-
-  /// Retrieves a list of statistic scopes associated with a specific statistic ID.
-  Future<List<StatisticScope>> getScopeForStatistic(String statisticId) async {
-    final query = select(statisticScopeTable)
-      ..where((tbl) => tbl.statisticId.equals(statisticId));
-
-    final result = await query.get();
-    return result
-        .map(
-          (row) => StatisticScope.values.firstWhere(
-            (e) => e.name == row.scope,
-            orElse: () => throw Exception(
-              'Invalid scope value: ${row.scope} for statistic ID: $statisticId',
-            ),
-          ),
-        )
-        .toList();
-  }
-
-  Future<bool> addStatisticScopes({
-    required String statisticId,
-    required List<StatisticScope> scopes,
-  }) async {
-    final entries = scopes
-        .map(
-          (scope) => StatisticScopeTableCompanion.insert(
-            statisticId: statisticId,
-            scope: scope.name,
-          ),
-        )
-        .toList();
-
-    return batch((batch) {
-      batch.insertAll(
-        statisticScopeTable,
-        entries,
-        mode: InsertMode.insertOrReplace,
-      );
-    }).then((_) => true).catchError((error) {
-      print('Error adding statistic scopes: $error');
-      return false;
-    });
-  }
-}