Fix Bad Gateway and optimize PHP workers #11713

Job	Run time
test-e2e-php-wasm-web-jspi	3m 14s
test-e2e-components	2m 42s
test-playground-cli (ubuntu-latest)	9m 30s
Lint and typecheck	5m 29s
test-e2e	10m 22s
test-e2e-php-wasm-web-asyncify	3m 20s
test-unit-jspi (1/6)	11m 4s
test-unit-asyncify (2/7)	11m 22s
test-unit-jspi (6/6)	6m 52s
test-playground-cli (windows-latest)	13m 4s
test-unit-jspi (4/6)	4m 48s
test-unit-jspi (3/6)	11m 21s
test-unit-jspi (2/6)	8m 41s
test-unit-jspi (5/6)	10m 26s
test-unit-asyncify (1/7)	4m 28s
test-docs-api-reference	11m 24s
test-built-npm-packages	10m 24s
test-unit-asyncify (7/7)	7m 48s
test-unit-asyncify (4/7)	11m 7s
build	14m 57s
test-php-wasm-cli-smoke	3m 26s
test-unit-asyncify (3/7)	9m 13s
test-unit-asyncify (6/7)	12m 14s
test-memcached-extension	2m 53s
test-running-unbuilt-playground-cli	4m 22s
test-redis-extension	2m 55s
test-unit-asyncify (5/7)	4m 51s
test-e2e-playwright (firefox, 3/3, 3-of-3)	13m 30s
test-e2e-playwright (chromium, 1/3, 1-of-3)	8m 50s
test-e2e-playwright (firefox, 2/3, 2-of-3)	9m 17s
test-e2e-playwright (firefox, 1/3, 1-of-3)	10m 52s
test-e2e-playwright (chromium, 3/3, 3-of-3)	10m 32s
test-e2e-playwright (chromium, 2/3, 2-of-3)	10m 6s
Deploy doc site	0s
	4h 35m 24s

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