feat(FN-5098): complete Step 4 — add secrets mobile more entry

Fusion-Task-Id: FN-5098
Fusion-Task-Lineage: 67ff982f-f0fa-453a-9b73-32ddc3ae5b3a

packages/dashboard/app/components/MobileNavBar.tsx

@@ -16,6 +16,7 @@ import {
   LayoutGrid,
   Lightbulb,
   Loader2,
+  Lock,
   Mail,
   MessageSquare,
   MoreHorizontal,
@@ -236,6 +237,7 @@ export function MobileNavBar({
     || view === "research"
     || view === "insights"
     || view === "memory"
+    || view === "secrets"
     || view === "devserver"
     || view === "dev-server"
     || (todosOpen && todoViewEnabled)
@@ -703,6 +705,16 @@ export function MobileNavBar({
               </button>
             )}
 
+            <button
+              type="button"
+              className="mobile-more-item"
+              data-testid="mobile-more-item-secrets"
+              onClick={() => handleMoreAction(() => onChangeView("secrets"))}
+            >
+              <Lock />
+              <span>Secrets</span>
+            </button>
+
             {experimentalFeatures?.devServerView && (
               <button
                 type="button"

packages/dashboard/app/components/__tests__/MobileNavBar.test.tsx

@@ -121,6 +121,16 @@ describe("MobileNavBar", () => {
     expect(onOpenTodos).toHaveBeenCalled();
   });
 
+  it("shows secrets in More and routes to secrets view", () => {
+    const props = createDefaultProps();
+    render(<MobileNavBar {...props} />);
+
+    fireEvent.click(screen.getByTestId("mobile-nav-tab-more"));
+    fireEvent.click(screen.getByTestId("mobile-more-item-secrets"));
+
+    expect(props.onChangeView).toHaveBeenCalledWith("secrets");
+  });
+
   it("shows mailbox pending-approval indicator when mailbox tab is inactive", () => {
     render(<MobileNavBar {...createDefaultProps()} mailboxPendingApprovalCount={2} />);
     expect(screen.getByLabelText("Pending approvals")).toBeInTheDocument();