v16.4.0-canary.5

Misc Changes

• Record fallback cache lifetime for blocking PPR routes: #97821
• Document catchError for the Pages Router: #97748
• clippy: allow needless late init where it makes sense: #96410
• Turbopack: emit/collect: #96631
• docs: note that response headers must be set before calling handle() in a custom server: #97693
• Deduplicate the regress, wat/wasmparser and base64 dependencies: #97762
• perf: split cold TurboMalloc accounting paths: #97767

Credits

Huge thanks to @acdlite, @devjiwonchoi, @wbinnssmith, @mischnic, @icyJoseph, @lukesandberg, and @sokra for helping!