fix: forbid closing the last page #341

Job	Run time
Tests on ubuntu-latest with node 22	50s
Tests on windows-latest with node 22	1m 37s
Tests on windows-latest with node 24	1m 36s
Tests on macos-latest with node 24	1m 25s
Tests on macos-latest with node 22	1m 8s
Tests on ubuntu-latest with node 24	44s
[Required] Tests passed	4s
	7m 24s

Provide feedback