feat: add Playwright e2e tests #550

Job	Run time
test-dotnet	47s
build	4m 49s
items-planning-playwright-test (b)	9m 29s
items-planning-playwright-test (c)	29m 40s
test (b)	5m 39s
items-planning-playwright-test (a)	7m 19s
test (c)	8m 53s
test (a)	5m 9s
	1h 11m 45s

Provide feedback