Please backport client side changes:

• microsoft/playwright@d5b3871 (feat(fetch): sendImmediately (#30627))
• microsoft/playwright@776b04e (feat: APIRequestContext dispose reason (#30765))
• microsoft/playwright@fb319e6 (fix: match client step and server action by explicit stepId (#30641))
• microsoft/playwright@0428964 (fix: route.continue should not change multipart form data body (#30863))
• microsoft/playwright@e7a11c0 (fix: propagate close reason to api context (#30945))
• microsoft/playwright@5b00ce1 (docs: fix typo in ConsoleMessage class (#30857))
• microsoft/playwright@964fe66 (chore: hint at unroute for handle errors (#30949))
• microsoft/playwright@9884c85 (feat(expect): expose expect timeout (#30969))
• microsoft/playwright@a7599ad (feat(api): add host option in launchServer options (#30999))
• microsoft/playwright@9884c85 (feat(expect): expose expect timeout (#30969))
• microsoft/playwright@ba5b460 chore: move artifacts recording to TestLifecycleInstrumentation (chore: move artifacts recording to TestLifecycleInstrumentation playwright#30935)
• microsoft/playwright@170c457 feat(timers): a stab at fake timers (feat(timers): a stab at fake timers playwright#31075)