Merge pull request 'fix: single keyboard Done toolbar on Complete Task (closes #5)' (#8) from fix/5-double-done-button into master

Reviewed-on: #8

iosApp/iosApp/Task/CompleteTaskView.swift

@@ -120,7 +120,6 @@ struct CompleteTaskView: View {
                                     .foregroundStyle(.secondary)
                             }
                             .padding(.leading, 12)
-                            .keyboardDismissToolbar()
                             .accessibilityIdentifier(AccessibilityIdentifiers.Task.actualCostField)
                     } label: {
                         Label(L10n.Tasks.actualCost, systemImage: "dollarsign.circle")
@@ -142,7 +141,6 @@ struct CompleteTaskView: View {
                         TextEditor(text: $notes)
                             .frame(minHeight: 100)
                             .scrollContentBackground(.hidden)
-                            .keyboardDismissToolbar()
                             .accessibilityIdentifier(AccessibilityIdentifiers.Task.notesField)
                     }
                 } footer: {
@@ -289,6 +287,12 @@ struct CompleteTaskView: View {
             .background(WarmGradientBackground())
             .navigationTitle(L10n.Tasks.completeTask)
             .navigationBarTitleDisplayMode(.inline)
+            // ONE keyboard "Done" toolbar at the form root — per-field
+            // `.keyboardDismissToolbar()` modifiers each install a
+            // separate `ToolbarItemGroup(placement: .keyboard)`, and
+            // SwiftUI stacks them on the responder chain so any focused
+            // field renders multiple Done buttons side-by-side (issue #5).
+            .keyboardDismissToolbar()
             .toolbar {
                 ToolbarItem(placement: .cancellationAction) {
                     Button(L10n.Common.cancel) {