Improve groups page appearance

lib/ui/screens/authorized_group_page_screen.dart

@@ -8,6 +8,7 @@ import 'package:comunic/ui/widgets/group_following_widget.dart';
 import 'package:comunic/ui/widgets/group_icon_widget.dart';
 import 'package:comunic/ui/widgets/group_membership_widget.dart';
 import 'package:comunic/ui/widgets/like_widget.dart';
+import 'package:comunic/ui/widgets/post_container_widget.dart';
 import 'package:comunic/ui/widgets/safe_state.dart';
 import 'package:comunic/utils/intl_utils.dart';
 import 'package:flutter/material.dart';
@@ -86,7 +87,8 @@ class _AuthorizedGroupPageScreenState
 
   @override
   Widget build(BuildContext context) {
-    return Column(
+    return PostContainer(
+      child: Column(
         children: [
           _buildGroupPageHeader(),
           Container(
@@ -103,6 +105,7 @@ class _AuthorizedGroupPageScreenState
             ),
           ),
         ],
+      ),
     );
   }
 
@@ -156,8 +159,9 @@ class _AuthorizedGroupPageScreenState
               _group.isAdmin
                   ? IconButton(
                       icon: Icon(Icons.settings, color: _headerTextColor),
-                      onPressed: () => MainController.of(context)
+                      onPressed: () => MainController.of(context).push(
-                          .push(GroupSettingsScreen(groupID: _group.id)))
+                          GroupSettingsScreen(groupID: _group.id),
+                          canShowAsDialog: true))
                   : Container(),
             ],
           ),