Full Changelog

We expect this release to ship in the DevTools of Chrome 149, and to PageSpeed Insights within 2 weeks.

New contributors

Thanks to our new contributors 👽🐷🐰🐯🐻!

• Iaroslav Shvets @iaroslavshvets

New Audits

• baseline: implement baseline compatibility audit (#16904)

Core

• baseline: add baseline icons to baseline audit lighthouse report (#16927)
• baseline: add web-feature version to audit description (#16937)
• baseline: add baseline compatibility audit to default config (#16910)
• network: revert strict wrapping of network requests (#16949)
• trace: add WebDX feature usage trace category (#16899)

Deps

• upgrade deps (#16943)
• dependabot: less noisy PRs (#16919)

Clients

• build: include missing 3P notices in MCP bundle (#16917)

Docs

• fix jsdoc link (#16896)

Tests

• lantern trace data must now be downloaded manually (#16789)
• fix CI failures and modernize documentation links (#16939)
• refresh sample artifacts (#16916)
• fix smoke tests relying on mozilla.org (#16901)
• fix CI. execContext count, i18n ICU breakage, loud jsdom parse output (#16898)
• devtools: sync e2e tests from devtools-frontend (#16908)
• smoke: smoke tests for the mcp bundle (#16883)
• smokehouse: fix baseline config to use onlyAudits (#16931)

Misc

• fix TS7 compatibility issue (declare module syntax) (#16926)
• build: shim puppeteer-core in the mcp bundle (#16895)
• build: remove soft nav from mcp bundle (#16888)
• build: fix mcp bundle shims (#16882)
• build: generate third party notices file (#16887)