fix login and some errors while login

apps/marketplace/src/components/MarketplaceShell.auth.test.ts

@@ -0,0 +1,41 @@
+import { afterEach, describe, expect, it, vi } from 'vitest'
+import { clearCachedEmployeeProfile, hasCachedEmployeeProfile } from './MarketplaceShell'
+
+afterEach(() => {
+  vi.unstubAllGlobals()
+})
+
+describe('MarketplaceShell auth helpers', () => {
+  it('does not report an employee profile when the browser cache is empty', () => {
+    vi.stubGlobal('window', {
+      localStorage: {
+        getItem: vi.fn(() => null),
+      },
+    })
+
+    expect(hasCachedEmployeeProfile()).toBe(false)
+  })
+
+  it('detects the cached employee profile marker written by dashboard sign-in', () => {
+    vi.stubGlobal('window', {
+      localStorage: {
+        getItem: vi.fn((key: string) => (key === 'employee_profile' ? '{"id":"emp_1"}' : null)),
+      },
+    })
+
+    expect(hasCachedEmployeeProfile()).toBe(true)
+  })
+
+  it('clears the cached employee profile marker', () => {
+    const removeItem = vi.fn()
+    vi.stubGlobal('window', {
+      localStorage: {
+        removeItem,
+      },
+    })
+
+    clearCachedEmployeeProfile()
+
+    expect(removeItem).toHaveBeenCalledWith('employee_profile')
+  })
+})