Next.js v16.3.1-canary.14

Core Changes

• Fix debug build paths Pages Router support entries: #93529

Misc Changes

• Restore the live headers() view of the incoming request: #97166
• [test] Compile the middleware redirect routes up front in dev: #97190
• Update gh-stack skill guidance: #97163
• [test] Unflake use-cache-custom-handler-dev tests: #97187
• Forward a build-container pin to deploy-test deployments: #97191
• Fix unset crossOrigin in Turbopack manifests: #97164
• Allow literal exports in 'use cache' files: #97181
• Fix shared Turbopack runtime initialization race: #97215
• Fix stale data after navigation despite revalidation: #95439
• [turbopack] Only use the shared runtime by default on canary: #97208

Credits

Huge thanks to @unstubbable, @timneutkens, @Stanzilla, @gnoff, @gaearon, and @sampoder for helping!