ADD: ResultBuilder Optional

Author: mercen-lee

Sources/OpenTDS/Component/Button/Toolbar/ToolbarButton+Ext.swift

@@ -2,7 +2,12 @@ import SwiftUI
 
 @resultBuilder
 public struct TossToolbarButtonBuilder {
+    
     public static func buildBlock(_ components: TossToolbarButton...) -> [TossToolbarButton] {
         components
     }
+    
+    static func buildOptional(_ component: TossToolbarButton?) -> TossToolbarButton? {
+        return component ?? nil
+    }
 }