chore: upgrade React experimental to 0.0.0-experimental-705268dc-20260409

[react-server-bot]

Automated daily upgrade of React packages to the latest experimental version.

Previous version: 0.0.0-experimental-1b45e243-20260402
New version: 0.0.0-experimental-705268dc-20260409

Updated locations

• packages/react-server/package.json — react, react-dom, react-is, react-server-dom-webpack
• package.json — all pnpm.overrides for React
• docs/ — micro-frontends MDX (en + ja) esm.sh URLs
• pnpm-lock.yaml

Smoke test

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

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Status	Name	Latest Commit	Updated (UTC)
✅ Deployment successful! View logs	react-server-docs	2c70090	Apr 10 2026, 06:41 AM

[codecov-commenter]

❌ 2 Tests Failed:

Tests completed	Failed	Passed	Skipped
906	2	904	19

View the top 3 failed test(s) by shortest run time

__test__/deno.spec.mjs > create-react-server: deno runtime (pnpm) > preset: nextjs > starts in production mode

Stack Traces | 0.00081s run time

AssertionError: production start should work: expected false to be true // Object.is equality

- Expected
+ Received

- true
+ false

 ❯ __test__/deno.spec.mjs:74:66

__test__/deno.spec.mjs > create-react-server: deno runtime (pnpm) > preset: nextjs > builds the app

Stack Traces | 0.00725s run time

AssertionError: build should succeed: expected false to be true // Object.is equality

- Expected
+ Received

- true
+ false

 ❯ __test__/deno.spec.mjs:70:58

__test__/apps/typed-router.spec.mjs > typed-router — functional search updaters > pagination buttons update page via functional updater

Stack Traces | 123s run time

Error: waitForChange timed out after 30000ms waiting for value to change
 ❯ waitForChange utils.mjs:84:13
 ❯ __test__/apps/typed-router.spec.mjs:297:5

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[github-actions]

⚡ Benchmark Results

	PR 2c70090	main 86b9414
Config	50 connections, 10s/test	50 connections, 10s/test

Benchmark	Req/s	vs main	Avg Latency	vs main	P99 Latency	Throughput
minimal	1175	🔴 -10.5%	41.99 ms	🔴 +11.8%	85 ms	0.7 MB/s
small	1345	⚪ +0.7%	36.61 ms	⚪ -0.5%	66 ms	1.2 MB/s
medium	340	🟢 +1.5%	146.14 ms	🟢 -1.2%	218 ms	5.0 MB/s
large	30	🟢 +2.7%	1510.13 ms	🔴 +3.0%	3211 ms	3.1 MB/s
deep	882	🟢 +4.5%	56.14 ms	🟢 -4.0%	94 ms	2.9 MB/s
wide	39	⚪ -0.8%	1192.14 ms	🔴 +4.2%	2232 ms	2.1 MB/s
cached	3404	🔴 -2.7%	14.26 ms	🔴 +3.6%	29 ms	49.6 MB/s
client-min	440	🔴 -2.6%	112.76 ms	🔴 +3.0%	164 ms	2.2 MB/s
client-small	461	🔴 -3.0%	107.4 ms	🔴 +3.2%	150 ms	2.5 MB/s
client-med	343	🔴 -4.3%	143.46 ms	🔴 +4.3%	202 ms	6.6 MB/s
client-large	87	⚪ -0.8%	571.78 ms	🔴 +2.2%	1055 ms	9.1 MB/s
client-deep	446	🔴 -2.1%	111.32 ms	🔴 +2.1%	162 ms	3.5 MB/s
client-wide	144	🔴 -3.1%	341.69 ms	🔴 +1.9%	579 ms	8.5 MB/s
static-json	6696	🔴 -11.3%	6.95 ms	🔴 +13.6%	17 ms	2.8 MB/s
static-js	6844	🔴 -3.9%	6.74 ms	🔴 +3.4%	16 ms	8.2 MB/s
404-miss	4811	🔴 -5.2%	9.76 ms	🔴 +3.4%	21 ms	0.6 MB/s
hybrid-min	442	⚪ -0.5%	111.96 ms	⚪ +0.2%	171 ms	2.4 MB/s
hybrid-small	439	⚪ +0.2%	113.02 ms	⚪ -0.3%	170 ms	2.9 MB/s
hybrid-medium	188	🔴 -2.8%	264.9 ms	🔴 +3.2%	425 ms	8.4 MB/s
hybrid-large	23	🔴 -6.5%	1838.03 ms	🔴 +3.6%	5903 ms	7.8 MB/s
hybrid-deep	340	⚪ -0.1%	146.35 ms	⚪ +0.8%	213 ms	5.0 MB/s
hybrid-wide	32	🔴 -7.6%	1455.15 ms	🔴 +4.3%	3423 ms	6.9 MB/s
hybrid-cached	2812	🔴 -1.4%	17.3 ms	🔴 +1.6%	34 ms	126.0 MB/s
hybrid-client-min	487	🔴 -1.5%	101.98 ms	🔴 +2.0%	152 ms	2.5 MB/s
hybrid-client-small	476	⚪ -0.3%	103.84 ms	⚪ +0.1%	153 ms	2.6 MB/s
hybrid-client-medium	353	🔴 -3.8%	140.09 ms	🔴 +3.6%	211 ms	6.8 MB/s
hybrid-client-large	88	🔴 -1.9%	551.62 ms	🔴 +2.0%	1019 ms	9.3 MB/s
hybrid-client-deep	431	🔴 -3.0%	114.55 ms	🔴 +2.8%	160 ms	3.4 MB/s
hybrid-client-wide	144	🔴 -1.7%	345.78 ms	🔴 +3.6%	597 ms	8.5 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.