Align retained media expiry regression with session admission policy

neode-ui/src/composables/__tests__/useAppMediaBridge.test.ts

@@ -43,13 +43,13 @@ describe('app media session boundary', () => {
     visible.value = true; await nextTick()
     expect(fixture.player.setExternalVisible).toHaveBeenCalledWith(controller.id, true)
     fixture.allowed = false; message()
-    expect(fixture.player.updateExternal).toHaveBeenCalledOnce()
+    // Expiry blocks new admissions, not this already admitted live frame.
+    expect(fixture.player.updateExternal).toHaveBeenCalledTimes(2)
     fixture.allowed = true
     wrapper.unmount()
     expect(fixture.player.releaseExternal).toHaveBeenCalledWith(controller.id)
     expect(child.postMessage.mock.calls[child.postMessage.mock.calls.length - 1]![0]).toMatchObject({ command: 'pause' })
   })
-})
 
 it('retains controls and cleanup after catalog expiry but does not admit a new session',()=>{
  const child={postMessage:vi.fn()};let bridge!:ReturnType<typeof useAppMediaBridge>
@@ -73,3 +73,5 @@ it('rejects state and commands from the admitted frame after installed version c
  expect(fixture.player.updateExternal).not.toHaveBeenCalled()
  wrapper.unmount();expect(child.postMessage.mock.lastCall![0].command).toBe('pause');fixture.version='1'
 })
+
+})