tests(express): Add kitchensink apps & tests #6521

Job	Run time
playwright-deploys-precheck (3.10)	3m 32s
test-narwhals-integration	3m 36s
check (3.12, ubuntu-latest)	2m 46s
playwright-shiny (3.12, chromium)	5m 23s
check (3.12, windows-latest)	6m 10s
playwright-shiny (3.12, firefox)	5m 12s
check (3.12, macOS-latest)	2m 22s
playwright-examples (3.12, chromium)	3m 33s
playwright-shiny (3.12, webkit)	5m 19s
check (3.11, ubuntu-latest)	2m 39s
playwright-examples (3.12, firefox)	4m 7s
playwright-shiny (3.11, chromium)	4m 50s
check (3.11, windows-latest)	4m 15s
playwright-examples (3.12, webkit)	4m 30s
playwright-shiny (3.11, firefox)	5m 51s
playwright-examples (3.11, chromium)	3m 35s
playwright-shiny (3.11, webkit)	5m 0s
check (3.11, macOS-latest)	2m 3s
check (3.10, ubuntu-latest)	2m 41s
playwright-examples (3.11, firefox)	3m 55s
playwright-shiny (3.10, chromium)	6m 6s
playwright-shiny (3.10, firefox)	5m 33s
playwright-examples (3.11, webkit)	3m 46s
check (3.10, windows-latest)	6m 4s
playwright-shiny (3.10, webkit)	5m 13s
playwright-examples (3.10, chromium)	3m 31s
check (3.10, macOS-latest)	3m 3s
playwright-shiny (3.9, chromium)	4m 52s
playwright-examples (3.10, firefox)	4m 19s
playwright-shiny (3.9, firefox)	5m 37s
check (3.9, ubuntu-latest)	2m 38s
playwright-examples (3.10, webkit)	3m 47s
check (3.9, windows-latest)	4m 28s
playwright-examples (3.9, chromium)	3m 33s
playwright-examples (3.9, firefox)	4m 5s
check (3.9, macOS-latest)	2m 33s
playwright-examples (3.9, webkit)	4m 1s
Deploy to PyPI	0s
	2h 34m 28s

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