Remove forgotten rooms from the view

src/qml/Chat/Banners/LeftBanner.qml

@@ -25,11 +25,8 @@ Banner {
             button.loading = true
             py.callClientCoro(
                 chatPage.userId, "room_forget", [chatPage.roomId], {},
-                function() {
-                    button.loading = false
-                    pageStack.clear()
-                }
+                function() { button.loading = false }
             )
-        },
+        }
     }
 }

src/qml/Chat/Chat.qml

@@ -7,6 +7,7 @@ import "RoomSidePane"
 
 HColumnLayout {
     property var roomInfo: null
+    onRoomInfoChanged: if (! roomInfo) { pageStack.showPage("Default") }
 
     readonly property string userId: roomInfo.userId
     readonly property string category: roomInfo.category