feat: Update translations, fix scrolling on all pages

lib/core/delegate/customizable_sliver_persistent_header_delegate.dart

@@ -0,0 +1,27 @@
+import 'package:flutter/material.dart';
+
+class CustomizableSliverPersistentHeaderDelegate
+    extends SliverPersistentHeaderDelegate {
+  @override
+  final double minExtent;
+  @override
+  final double maxExtent;
+  final Widget child;
+
+  CustomizableSliverPersistentHeaderDelegate({
+    required this.child,
+    required this.minExtent,
+    required this.maxExtent,
+  });
+
+  @override
+  Widget build(
+      BuildContext context, double shrinkOffset, bool overlapsContent) {
+    return child;
+  }
+
+  @override
+  bool shouldRebuild(CustomizableSliverPersistentHeaderDelegate oldDelegate) {
+    return false;
+  }
+}