redesign user popover

lib/helpers/extensions/show_user_popover.dart

@@ -1,25 +1,18 @@
 import "package:flutter/material.dart";
-import "package:nexus/helpers/extensions/show_context_menu.dart";
 import "package:nexus/models/content/membership.dart";
-import "package:nexus/widgets/user_popover.dart";
+import "package:nexus/widgets/user_bottom_sheet.dart";
 
 extension ShowUserPopover on BuildContext {
   void showUserPopover(
     MembershipContent member,
     String userId, {
     String? roomId,
-    required Offset globalPosition,
-  }) => showContextMenu(
-    globalPosition: globalPosition,
-    children: [
-      PopupMenuItem(
-        enabled: false,
-        padding: .symmetric(horizontal: 16, vertical: 8),
-        child: IconTheme(
-          data: .new(),
-          child: UserPopover(member, userId, roomId: roomId),
-        ),
-      ),
-    ],
+  }) => showModalBottomSheet(
+    constraints: BoxConstraints.loose(
+      Size(500, View.of(this).physicalSize.height - 80),
+    ),
+    isScrollControlled: true,
+    context: this,
+    builder: (context) => UserBottomSheet(member, userId, roomId: roomId),
   );
 }