chore: upgrade Vite 8.0.8, Rolldown 1.0.0-rc.15, Vitest 4.1.4

[react-server-bot]

Automated daily upgrade of Vite, Rolldown, and/or Vitest to the latest available versions.

Vite: 8.0.3 → 8.0.8
Rolldown: 1.0.0-rc.13 → 1.0.0-rc.15
Vitest: 4.1.2 → 4.1.4

Updated locations

• packages/react-server/package.json — vite, rolldown
• test/package.json — vite, rolldown, vitest, @vitest/ui
• packages/rsc/package.json — vitest, @vitest/*
• packages/create-react-server/test/package.json — vitest
• package.json — all pnpm.overrides for Vite
• pnpm-lock.yaml

Smoke test

• Dev mode — hello world test passed ✅
• Build+start mode — hello world test passed ✅

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
⚠️ Please upload report for BASE (main@86b9414). Learn more about missing BASE report.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #386   +/-   ##
=======================================
  Coverage        ?   93.93%           
=======================================
  Files           ?        2           
  Lines           ?     2275           
  Branches        ?      686           
=======================================
  Hits            ?     2137           
  Misses          ?      138           
  Partials        ?        0           

Flag	Coverage Δ
rsc	93.93% <ø> (?)

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[github-actions]

⚡ Benchmark Results

	PR 42a9745	main 86b9414
Config	50 connections, 10s/test	50 connections, 10s/test

Benchmark	Req/s	vs main	Avg Latency	vs main	P99 Latency	Throughput
minimal	1351	🟢 +2.9%	36.49 ms	🟢 -2.8%	77 ms	0.8 MB/s
small	1384	🟢 +3.6%	35.57 ms	🟢 -3.4%	63 ms	1.2 MB/s
medium	346	🟢 +3.3%	143.3 ms	🟢 -3.1%	211 ms	5.1 MB/s
large	30	🟢 +2.4%	1504.51 ms	🔴 +2.6%	3097 ms	3.1 MB/s
deep	931	🟢 +10.3%	53.15 ms	🟢 -9.1%	90 ms	3.1 MB/s
wide	39	⚪ -0.2%	1150.32 ms	⚪ +0.5%	2382 ms	2.1 MB/s
cached	3483	⚪ -0.4%	13.9 ms	🔴 +1.0%	29 ms	50.8 MB/s
client-min	500	🟢 +10.8%	99.01 ms	🟢 -9.6%	151 ms	2.5 MB/s
client-small	531	🟢 +11.7%	93.58 ms	🟢 -10.0%	140 ms	2.9 MB/s
client-med	398	🟢 +11.0%	124.8 ms	🟢 -9.3%	176 ms	7.6 MB/s
client-large	90	🟢 +3.3%	538.2 ms	🟢 -3.8%	1157 ms	9.5 MB/s
client-deep	498	🟢 +9.4%	99.15 ms	🟢 -9.1%	154 ms	3.9 MB/s
client-wide	154	🟢 +3.7%	319.92 ms	🟢 -4.6%	549 ms	9.1 MB/s
static-json	9280	🟢 +23.0%	4.75 ms	🟢 -22.4%	15 ms	3.9 MB/s
static-js	9354	🟢 +31.4%	4.7 ms	🟢 -27.9%	15 ms	11.2 MB/s
404-miss	5368	🟢 +5.7%	8.94 ms	🟢 -5.3%	20 ms	0.7 MB/s
hybrid-min	530	🟢 +19.5%	93.6 ms	🟢 -16.2%	148 ms	2.9 MB/s
hybrid-small	516	🟢 +17.8%	96.1 ms	🟢 -15.2%	138 ms	3.4 MB/s
hybrid-medium	218	🟢 +13.0%	226.96 ms	🟢 -11.6%	341 ms	9.8 MB/s
hybrid-large	25	⚪ +0.4%	1768.87 ms	⚪ -0.3%	3741 ms	8.4 MB/s
hybrid-deep	396	🟢 +16.2%	125.23 ms	🟢 -13.7%	188 ms	5.9 MB/s
hybrid-wide	36	🟢 +4.4%	1346.06 ms	🟢 -3.5%	2419 ms	7.8 MB/s
hybrid-cached	2904	🟢 +1.8%	16.71 ms	🟢 -1.9%	31 ms	130.1 MB/s
hybrid-client-min	574	🟢 +16.2%	86.43 ms	🟢 -13.6%	131 ms	3.0 MB/s
hybrid-client-small	556	🟢 +16.4%	89.24 ms	🟢 -14.0%	139 ms	3.1 MB/s
hybrid-client-medium	407	🟢 +10.7%	121.96 ms	🟢 -9.8%	184 ms	7.8 MB/s
hybrid-client-large	94	🟢 +4.6%	511.31 ms	🟢 -5.5%	1042 ms	9.9 MB/s
hybrid-client-deep	509	🟢 +14.6%	97.45 ms	🟢 -12.5%	146 ms	4.0 MB/s
hybrid-client-wide	155	🟢 +6.4%	317.51 ms	🟢 -4.9%	589 ms	9.2 MB/s

Legend

🟢 > 1% improvement | 🔴 > 1% regression | ⚪ within noise margin

Benchmarks run on GitHub Actions runners (shared infrastructure) — expect ~5% variance between runs. Consistent directional changes across multiple routes are more meaningful than any single number.