chore: move to page.agent({ params }) api

[Pavel Feldman (pavelfeldman)]

No description provided.

[Yury Semikhatsky (yury-s)]

Consider naming it newAgent for consistency with other API methods that create stuff.

[Pavel Feldman (pavelfeldman)]

I'll claim browserType.launch exception :-)

[github-actions]

Test results for "MCP"

2 failed
❌ [chrome] › mcp/video.spec.ts:63 › should work with recordVideo (persistent) @mcp-macos-15
❌ [chromium] › mcp/launch.spec.ts:21 › test reopen browser @mcp-macos-15

2820 passed, 116 skipped

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Merge workflow run.

[github-actions]

Test results for "tests 1"

6 failed
❌ [default] › debug-tests.spec.ts:516 › should not pause at the end of a setup test @vscode-extension
❌ [default-reuse] › debug-tests.spec.ts:380 › should run global setup before debugging @vscode-extension
❌ [default-reuse] › debug-tests.spec.ts:516 › should not pause at the end of a setup test @vscode-extension
❌ [default-trace] › debug-tests.spec.ts:380 › should run global setup before debugging @vscode-extension
❌ [default-trace] › debug-tests.spec.ts:516 › should not pause at the end of a setup test @vscode-extension
❌ [playwright-test] › runner.spec.ts:124 › should ignore subprocess creation error because of SIGINT @macos-latest-node20

3 flaky

⚠️ [firefox-page] › page/page-wait-for-function.spec.ts:104 › should work with strict CSP policy `@firefox-ubuntu-22.04-node20`
⚠️ [webkit-page] › page/page-set-input-files.spec.ts:297 › should detect mime type `@webkit-ubuntu-22.04-node20`
⚠️ [playwright-test] › ui-mode-trace.spec.ts:748 › should partition action tree state by test `@windows-latest-node20`

34407 passed, 696 skipped

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Merge workflow run.