feat: add changelogs, update old changelogs, update build scripts

lib/routes/typed/top_level/changelog_route.dart

@@ -0,0 +1,18 @@
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+import 'package:paperless_mobile/features/changelogs/view/changelog_dialog.dart';
+import 'package:paperless_mobile/routes/navigation_keys.dart';
+import 'package:paperless_mobile/routes/utils/dialog_page.dart';
+
+part 'changelog_route.g.dart';
+
+@TypedGoRoute<ChangelogRoute>(path: '/changelogs)')
+class ChangelogRoute extends GoRouteData {
+  static final $parentNavigatorKey = rootNavigatorKey;
+  @override
+  Page<void> buildPage(BuildContext context, GoRouterState state) {
+    return DialogPage(
+      builder: (context) => const ChangelogDialog(),
+    );
+  }
+}