implemented the UI to manage authorized spaces

ElementX/Sources/Other/Avatars.swift

@@ -138,6 +138,7 @@ enum RoomAvatarSizeOnScreen {
     case chats
     case spaces
     case spaceSettings
+    case authorizedSpaces
     case timeline
     case leaveSpace
     case messageForwarding
@@ -154,14 +155,11 @@ enum RoomAvatarSizeOnScreen {
         switch self {
         case .chats, .spaces, .spaceSettings:
             return 52
-        case .timeline, .leaveSpace:
+        case .timeline, .leaveSpace, .roomDirectorySearch,
+             .completionSuggestions, .authorizedSpaces:
             return 32
         case .notificationSettings:
             return 30
-        case .roomDirectorySearch:
-            return 32
-        case .completionSuggestions:
-            return 32
         case .messageForwarding:
             return 36
         case .globalSearch:

ElementX/Sources/Other/SwiftUI/Views/ToolbarButton.swift

@@ -0,0 +1,48 @@
+//
+// Copyright 2025 Element Creations Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+// Please see LICENSE files in the repository root for full details.
+//
+
+import Compound
+import SwiftUI
+
+struct ToolbarButton: View {
+    enum Role {
+        case cancel
+        case done
+        
+        var title: String {
+            switch self {
+            case .cancel:
+                L10n.actionCancel
+            case .done:
+                L10n.actionDone
+            }
+        }
+        
+        var icon: CompoundIcon {
+            switch self {
+            case .cancel:
+                CompoundIcon(\.close)
+            case .done:
+                CompoundIcon(\.check)
+            }
+        }
+    }
+    
+    let role: Role
+    let action: () -> Void
+    
+    var body: some View {
+        if #available(iOS 26, *) {
+            Button(action: action) {
+                role.icon
+                    .accessibilityLabel(role.title)
+            }
+        } else {
+            Button(role.title, action: action)
+        }
+    }
+}