♻️ Use unified root container

lib/bootstrapper.dart

@@ -17,6 +17,7 @@ import 'package:solian/providers/relation.dart';
 import 'package:solian/providers/theme_switcher.dart';
 import 'package:solian/providers/websocket.dart';
 import 'package:solian/services.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 import 'package:flutter_app_update/flutter_app_update.dart';
 import 'package:version/version.dart';
@@ -255,8 +256,7 @@ class _BootstrapperShellState extends State<BootstrapperShell> {
   Widget build(BuildContext context) {
     if (_isBusy || _isErrored) {
       return GestureDetector(
-        child: Material(
-          color: Theme.of(context).colorScheme.surface,
+        child: RootContainer(
           child: Column(
             mainAxisSize: MainAxisSize.max,
             mainAxisAlignment: MainAxisAlignment.spaceAround,

lib/screens/about.dart

@@ -4,6 +4,7 @@ import 'package:get/get.dart';
 import 'package:intl/intl.dart';
 import 'package:package_info_plus/package_info_plus.dart';
 import 'package:shared_preferences/shared_preferences.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
@@ -15,8 +16,7 @@ class AboutScreen extends StatelessWidget {
     const denseButtonStyle =
         ButtonStyle(visualDensity: VisualDensity(vertical: -4));
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: SizedBox(
         width: double.infinity,
         child: Column(

lib/screens/account.dart

@@ -7,6 +7,7 @@ import 'package:solian/providers/account_status.dart';
 import 'package:solian/providers/relation.dart';
 import 'package:solian/router.dart';
 import 'package:solian/widgets/account/account_heading.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 import 'package:badges/badges.dart' as badges;
 
@@ -49,8 +50,7 @@ class _AccountScreenState extends State<AccountScreen> {
 
     final AuthProvider auth = Get.find();
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: SafeArea(
         child: Obx(() {
           if (auth.isAuthorized.isFalse) {

lib/screens/account/friend.dart

@@ -6,6 +6,7 @@ import 'package:solian/models/relations.dart';
 import 'package:solian/providers/relation.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/account/relative_list.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class FriendScreen extends StatefulWidget {
   const FriendScreen({super.key});
@@ -117,8 +118,7 @@ class _FriendScreenState extends State<FriendScreen>
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: AppBar(
           centerTitle: false,

lib/screens/account/preferences/notifications.dart

@@ -6,6 +6,7 @@ import 'package:google_fonts/google_fonts.dart';
 import 'package:solian/exceptions/request.dart';
 import 'package:solian/exts.dart';
 import 'package:solian/providers/auth.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class NotificationPreferencesScreen extends StatefulWidget {
   const NotificationPreferencesScreen({super.key});
@@ -74,8 +75,7 @@ class _NotificationPreferencesScreenState
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Column(
         children: [
           if (_isBusy) const LinearProgressIndicator().animate().scaleX(),

lib/screens/account/profile_edit.dart

@@ -12,6 +12,7 @@ import 'package:solian/providers/auth.dart';
 import 'package:solian/providers/content/attachment.dart';
 import 'package:solian/services.dart';
 import 'package:solian/widgets/account/account_avatar.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class PersonalizeScreen extends StatefulWidget {
   const PersonalizeScreen({super.key});
@@ -186,8 +187,7 @@ class _PersonalizeScreenState extends State<PersonalizeScreen> {
   Widget build(BuildContext context) {
     const double padding = 32;
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: ListView(
         children: [
           if (_isBusy) const LinearProgressIndicator().animate().scaleX(),

lib/screens/account/profile_page.dart

@@ -28,6 +28,7 @@ import 'package:solian/widgets/daily_sign/history_chart.dart';
 import 'package:solian/widgets/posts/post_list.dart';
 import 'package:solian/widgets/posts/post_warped_list.dart';
 import 'package:solian/widgets/reports/abuse_report.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 
 class AccountProfilePage extends StatefulWidget {
@@ -233,8 +234,7 @@ class _AccountProfilePageState extends State<AccountProfilePage> {
       return const Center(child: CircularProgressIndicator());
     }
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: DefaultTabController(
         length: 3,
         child: NestedScrollView(

lib/screens/auth/signin.dart

@@ -11,6 +11,7 @@ import 'package:solian/providers/content/realm.dart';
 import 'package:solian/providers/relation.dart';
 import 'package:solian/providers/websocket.dart';
 import 'package:solian/services.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
@@ -216,8 +217,7 @@ class _SignInScreenState extends State<SignInScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: CenteredContainer(
         maxWidth: 360,
         child: PageTransitionSwitcher(

lib/screens/auth/signup.dart

@@ -3,6 +3,7 @@ import 'package:gap/gap.dart';
 import 'package:get/get.dart';
 import 'package:solian/exts.dart';
 import 'package:solian/services.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 import 'package:url_launcher/url_launcher_string.dart';
 
@@ -65,8 +66,7 @@ class _SignUpScreenState extends State<SignUpScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: CenteredContainer(
         maxWidth: 360,
         child: ListView(

lib/screens/channel/call/call.dart

@@ -11,6 +11,7 @@ import 'package:solian/widgets/app_bar_leading.dart';
 import 'package:solian/widgets/chat/call/call_controls.dart';
 import 'package:solian/widgets/chat/call/call_participant.dart';
 import 'package:livekit_client/livekit_client.dart' as livekit;
+import 'package:solian/widgets/root_container.dart';
 
 class CallScreen extends StatefulWidget {
   final bool hideAppBar;
@@ -197,8 +198,7 @@ class _CallScreenState extends State<CallScreen> with TickerProviderStateMixin {
   Widget build(BuildContext context) {
     final ChatCallProvider ctrl = Get.find();
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: widget.hideAppBar
             ? null

lib/screens/channel/channel_organize.dart

@@ -9,6 +9,7 @@ import 'package:solian/providers/content/channel.dart';
 import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_title.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:uuid/uuid.dart';
 
 class ChannelOrganizeArguments {
@@ -114,8 +115,7 @@ class _ChannelOrganizeScreenState extends State<ChannelOrganizeScreen> {
       ),
     ];
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: AppBar(
           title: AppBarTitle('channelOrganizing'.tr),

lib/screens/chat.dart

@@ -19,6 +19,7 @@ import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/channel/channel_list.dart';
 import 'package:solian/widgets/chat/call/chat_call_indicator.dart';
 import 'package:solian/widgets/current_state_action.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sidebar/empty_placeholder.dart';
 
 class ChatScreen extends StatelessWidget {
@@ -26,9 +27,8 @@ class ChatScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
-      child: const ChatList(),
+    return const RootContainer(
+      child: ChatList(),
     );
   }
 }
@@ -40,8 +40,7 @@ class ChatListShell extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Row(
         children: [
           const SizedBox(

lib/screens/explore.dart

@@ -15,6 +15,7 @@ import 'package:solian/widgets/app_bar_leading.dart';
 import 'package:solian/widgets/navigation/realm_switcher.dart';
 import 'package:solian/widgets/posts/post_shuffle_swiper.dart';
 import 'package:solian/widgets/posts/post_warped_list.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class ExploreScreen extends StatefulWidget {
   const ExploreScreen({super.key});
@@ -56,8 +57,7 @@ class _ExploreScreenState extends State<ExploreScreen>
   Widget build(BuildContext context) {
     final AuthProvider auth = Get.find();
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         floatingActionButton: FloatingActionButton(
           child: const Icon(Icons.add),

lib/screens/feed/draft_box.dart

@@ -9,6 +9,7 @@ import 'package:solian/widgets/app_bar_leading.dart';
 import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/posts/post_action.dart';
 import 'package:solian/widgets/posts/post_owned_list.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class DraftBoxScreen extends StatefulWidget {
   const DraftBoxScreen({super.key});
@@ -54,8 +55,7 @@ class _DraftBoxScreenState extends State<DraftBoxScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: AppBar(
           leading: AppBarLeadingButton.adaptive(context),

lib/screens/posts/post_detail.dart

@@ -6,6 +6,7 @@ import 'package:solian/providers/content/posts.dart';
 import 'package:solian/providers/last_read.dart';
 import 'package:solian/widgets/posts/post_item.dart';
 import 'package:solian/widgets/posts/post_replies.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class PostDetailScreen extends StatefulWidget {
   final String id;
@@ -47,8 +48,7 @@ class _PostDetailScreenState extends State<PostDetailScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: FutureBuilder(
         future: getDetail(),
         builder: (context, snapshot) {

lib/screens/posts/post_editor.dart

@@ -19,6 +19,7 @@ import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/markdown_text_content.dart';
 import 'package:solian/widgets/posts/post_item.dart';
 import 'package:badges/badges.dart' as badges;
+import 'package:solian/widgets/root_container.dart';
 
 class PostPublishArguments {
   final Post? edit;
@@ -151,8 +152,7 @@ class _PostPublishScreenState extends State<PostPublishScreen> {
       )
     ];
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: AppBar(
           leading: AppBarLeadingButton.adaptive(context),

lib/screens/realms.dart

@@ -15,6 +15,7 @@ import 'package:solian/widgets/app_bar_leading.dart';
 import 'package:solian/widgets/app_bar_title.dart';
 import 'package:solian/widgets/auto_cache_image.dart';
 import 'package:solian/widgets/current_state_action.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:solian/widgets/sized_container.dart';
 
 class RealmListScreen extends StatefulWidget {
@@ -58,8 +59,7 @@ class _RealmListScreenState extends State<RealmListScreen> {
   Widget build(BuildContext context) {
     final AuthProvider auth = Get.find();
 
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: AppBar(
           leading: AppBarLeadingButton.adaptive(context),

lib/screens/realms/realm_organize.dart

@@ -13,6 +13,7 @@ import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_leading.dart';
 import 'package:solian/widgets/app_bar_title.dart';
+import 'package:solian/widgets/root_container.dart';
 import 'package:uuid/uuid.dart';
 
 class RealmOrganizeArguments {
@@ -189,8 +190,7 @@ class _RealmOrganizeScreenState extends State<RealmOrganizeScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Scaffold(
         appBar: AppBar(
           leading: AppBarLeadingButton.adaptive(context),

lib/screens/realms/realm_view.dart

@@ -16,6 +16,7 @@ import 'package:solian/theme.dart';
 import 'package:solian/widgets/app_bar_leading.dart';
 import 'package:solian/widgets/channel/channel_list.dart';
 import 'package:solian/widgets/posts/post_list.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class RealmViewScreen extends StatefulWidget {
   final String alias;
@@ -86,8 +87,7 @@ class _RealmViewScreenState extends State<RealmViewScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: DefaultTabController(
         length: 2,
         child: NestedScrollView(

lib/screens/settings.dart

@@ -12,6 +12,7 @@ import 'package:solian/providers/theme_switcher.dart';
 import 'package:solian/router.dart';
 import 'package:solian/theme.dart';
 import 'package:solian/widgets/reports/abuse_report.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class SettingScreen extends StatefulWidget {
   const SettingScreen({super.key});
@@ -75,8 +76,7 @@ class _SettingScreenState extends State<SettingScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: ListView(
         children: [
           _buildCaptionHeader('themeColor'.tr),

lib/widgets/root_container.dart

@@ -0,0 +1,15 @@
+import 'package:flutter/material.dart';
+
+class RootContainer extends StatelessWidget {
+  final Widget? child;
+
+  const RootContainer({super.key, this.child});
+
+  @override
+  Widget build(BuildContext context) {
+    return Material(
+      color: Theme.of(context).colorScheme.surface,
+      child: child,
+    );
+  }
+}

lib/widgets/sidebar/empty_placeholder.dart

@@ -1,12 +1,12 @@
 import 'package:flutter/material.dart';
+import 'package:solian/widgets/root_container.dart';
 
 class EmptyPagePlaceholder extends StatelessWidget {
   const EmptyPagePlaceholder({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return Material(
-      color: Theme.of(context).colorScheme.surface,
+    return RootContainer(
       child: Center(
         child: ClipRRect(
           borderRadius: const BorderRadius.all(Radius.circular(12)),