chore: Make bottomnavbar labels always visible

lib/pages/chat_list/chat_list_view.dart

@@ -31,13 +31,13 @@ class ChatListView extends StatelessWidget {
             badgePosition: badgePosition,
             filter:
                 controller.getRoomFilterByActiveFilter(ActiveFilter.messages),
-            child: const Icon(Icons.forum_outlined),
+            child: const Icon(Icons.chat_outlined),
           ),
           selectedIcon: UnreadRoomsBadge(
             badgePosition: badgePosition,
             filter:
                 controller.getRoomFilterByActiveFilter(ActiveFilter.messages),
-            child: const Icon(Icons.forum),
+            child: const Icon(Icons.chat),
           ),
           label: L10n.of(context)!.messages,
         ),
@@ -60,13 +60,13 @@ class ChatListView extends StatelessWidget {
             badgePosition: badgePosition,
             filter:
                 controller.getRoomFilterByActiveFilter(ActiveFilter.allChats),
-            child: const Icon(Icons.forum_outlined),
+            child: const Icon(Icons.chat_outlined),
           ),
           selectedIcon: UnreadRoomsBadge(
             badgePosition: badgePosition,
             filter:
                 controller.getRoomFilterByActiveFilter(ActiveFilter.allChats),
-            child: const Icon(Icons.forum),
+            child: const Icon(Icons.chat),
           ),
           label: L10n.of(context)!.chats,
         ),
@@ -187,8 +187,7 @@ class ChatListView extends StatelessWidget {
                         ? NavigationBar(
                             elevation: 4,
                             labelBehavior:
-                                NavigationDestinationLabelBehavior.alwaysHide,
-                            height: 64,
+                                NavigationDestinationLabelBehavior.alwaysShow,
                             shadowColor:
                                 Theme.of(context).colorScheme.onBackground,
                             surfaceTintColor:

lib/pages/chat_list/space_view.dart

@@ -49,8 +49,9 @@ class _SpaceViewState extends State<SpaceView> {
     loadHierarchy();
   }
 
-  Future<GetSpaceHierarchyResponse> loadHierarchy([String? prevBatch]) async {
-    final activeSpaceId = widget.controller.activeSpaceId!;
+  Future<GetSpaceHierarchyResponse?> loadHierarchy([String? prevBatch]) async {
+    final activeSpaceId = widget.controller.activeSpaceId;
+    if (activeSpaceId == null) return null;
     final client = Matrix.of(context).client;
 
     final activeSpace = client.getRoomById(activeSpaceId);