v15.4.0-canary.86

Core Changes

• feat: rspack use swc to warn for edge runtime: #80485
• Avoid timeout error when transformed params are passed to "use cache": #80463
• Respond with 404 for unknown server actions: #80613
• [segment explorer] single row layout segment: #80576
• Fix: Rules of Hooks violation in AppRouter: #80623
• fix: Add Chrome-ligthouse to htmlLimitedBots: #80656
• Turn on clientSegmentCache during PPR CI runs: #80581

Misc Changes

• [turbopack] Merge identical match cases: #80630
• perf(turbopack): Load is_immutable flag dynamically: #80506
• chore(turbo-tasks): Remove unused deprecated methods from manager: #80594
• chore(turbopack): Dedupe rustls dependencies by updating reqwest: #80632
• Add test cases without generateStaticParams to fallback-shells suite: #80462
• feat(turbopack): externalType support global: #80542
• Docs: Remove reference to deleted experimental turbotrace feature: #80572
• Docs: Update code snippets in linking and navigating guide: #80652
• Update Turbopack development test manifest: #80647

Credits

Huge thanks to @lukesandberg, @kdy1, @bgw, @SyMind, @unstubbable, @fireairforce, @KkOoSsTtAa, @huozhi, @acdlite, and @icyJoseph for helping!