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Upgrade React from 65eec428-20251218 to 3e1abcc8-20260113#88530

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eps1lon merged 6 commits intocanaryfrom
update/react/19.3.0-canary-3e1abcc8-20260113
Jan 14, 2026
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Upgrade React from 65eec428-20251218 to 3e1abcc8-20260113#88530
eps1lon merged 6 commits intocanaryfrom
update/react/19.3.0-canary-3e1abcc8-20260113

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@eps1lon eps1lon enabled auto-merge (squash) January 14, 2026 10:40
@eps1lon eps1lon merged commit b6cf4ea into canary Jan 14, 2026
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@eps1lon eps1lon deleted the update/react/19.3.0-canary-3e1abcc8-20260113 branch January 14, 2026 10:41
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Stats from current PR

✅ No significant changes detected

📊 All Metrics
📖 Metrics Glossary

Dev Server Metrics:

  • Listen = TCP port starts accepting connections
  • First Request = HTTP server returns successful response
  • Cold = Fresh build (no cache)
  • Warm = With cached build artifacts

Build Metrics:

  • Fresh = Clean build (no .next directory)
  • Cached = With existing .next directory

Change Thresholds:

  • Time: Changes < 50ms AND < 10%, OR < 2% are insignificant
  • Size: Changes < 1KB AND < 1% are insignificant
  • All other changes are flagged to catch regressions

⚡ Dev Server

Metric Canary PR Change Trend
Cold (Listen) 455ms 456ms ▁▁▁▁▁
Cold (Ready in log) 442ms 443ms ▂▂▂▂▂
Cold (First Request) 819ms 819ms ▄▄▄▄▄
Warm (Listen) 456ms 456ms ▁▁▁▁▁
Warm (Ready in log) 441ms 442ms ▁▁▁▁▁
Warm (First Request) 342ms 345ms ▁▁▁▁▁
📦 Dev Server (Webpack) (Legacy)

📦 Dev Server (Webpack)

Metric Canary PR Change Trend
Cold (Listen) 456ms 456ms ▁▁█▁▁
Cold (Ready in log) 437ms 436ms ▁▄█▄▃
Cold (First Request) 1.808s 1.829s ▁▂█▃▂
Warm (Listen) 455ms 455ms ▁▁█▁▁
Warm (Ready in log) 436ms 436ms ▁▄█▅▄
Warm (First Request) 1.821s 1.857s ▁▂█▃▂

⚡ Production Builds

Metric Canary PR Change Trend
Fresh Build 4.191s 4.214s ▁▁▁▁▁
Cached Build 4.231s 4.208s ▁▁▁▁▁
📦 Production Builds (Webpack) (Legacy)

📦 Production Builds (Webpack)

Metric Canary PR Change Trend
Fresh Build 13.921s 13.941s ▁▁█▂▁
Cached Build 14.046s 14.030s ▁▁█▂▁
node_modules Size 458 MB 458 MB ▁▁▁▁▁
📦 Bundle Sizes

Bundle Sizes

⚡ Turbopack

Client

Main Bundles: **431 kB** → **431 kB** ✅ -37 B

82 files with content-based hashes (individual files not comparable between builds)

Server

Middleware
Canary PR Change
middleware-b..fest.js gzip 787 B 789 B
Total 787 B 789 B ⚠️ +2 B
Build Details
Build Manifests
Canary PR Change
_buildManifest.js gzip 451 B 452 B
Total 451 B 452 B ⚠️ +1 B

📦 Webpack

Client

Main Bundles
Canary PR Change
2086.HASH.js gzip 169 B N/A -
2161-HASH.js gzip 5.41 kB N/A -
2747-HASH.js gzip 4.48 kB N/A -
4322-HASH.js gzip 52.8 kB N/A -
ec793fe8-HASH.js gzip 62.3 kB N/A -
framework-HASH.js gzip 59.8 kB 59.8 kB
main-app-HASH.js gzip 251 B 254 B 🔴 +3 B (+1%)
main-HASH.js gzip 38.6 kB 39 kB
webpack-HASH.js gzip 1.68 kB 1.68 kB
1596.HASH.js gzip N/A 169 B -
2658-HASH.js gzip N/A 52.7 kB -
6349-HASH.js gzip N/A 4.46 kB -
7019-HASH.js gzip N/A 5.43 kB -
b17a3386-HASH.js gzip N/A 62.3 kB -
Total 225 kB 226 kB ⚠️ +283 B
Polyfills
Canary PR Change
polyfills-HASH.js gzip 39.4 kB 39.4 kB
Total 39.4 kB 39.4 kB
Pages
Canary PR Change
_app-HASH.js gzip 194 B 193 B
_error-HASH.js gzip 182 B 182 B
css-HASH.js gzip 336 B 335 B
dynamic-HASH.js gzip 1.8 kB 1.8 kB
edge-ssr-HASH.js gzip 256 B 256 B
head-HASH.js gzip 352 B 349 B
hooks-HASH.js gzip 385 B 384 B
image-HASH.js gzip 580 B 580 B
index-HASH.js gzip 259 B 258 B
link-HASH.js gzip 2.5 kB 2.51 kB
routerDirect..HASH.js gzip 319 B 317 B
script-HASH.js gzip 385 B 387 B
withRouter-HASH.js gzip 316 B 315 B
1afbb74e6ecf..834.css gzip 106 B 106 B
Total 7.97 kB 7.96 kB ✅ -8 B

Server

Edge SSR
Canary PR Change
edge-ssr.js gzip 125 kB 125 kB
page.js gzip 242 kB 242 kB
Total 366 kB 367 kB ⚠️ +484 B
Middleware
Canary PR Change
middleware-b..fest.js gzip 655 B 654 B
middleware-r..fest.js gzip 155 B 156 B
middleware.js gzip 33.1 kB 33.2 kB
edge-runtime..pack.js gzip 842 B 842 B
Total 34.7 kB 34.9 kB ⚠️ +161 B
Build Details
Build Manifests
Canary PR Change
_buildManifest.js gzip 738 B 738 B
Total 738 B 738 B
Build Cache
Canary PR Change
0.pack gzip 3.67 MB 3.67 MB 🔴 +6.1 kB (+0%)
index.pack gzip 101 kB 100 kB 🟢 1.06 kB (-1%)
index.pack.old gzip 98.9 kB 99.6 kB
Total 3.87 MB 3.87 MB ⚠️ +5.76 kB

🔄 Shared (bundler-independent)

Runtimes
Canary PR Change
app-page-exp...dev.js gzip 304 kB 304 kB
app-page-exp..prod.js gzip 158 kB 158 kB
app-page-tur...dev.js gzip 304 kB 304 kB
app-page-tur..prod.js gzip 158 kB 158 kB
app-page-tur...dev.js gzip 300 kB 300 kB
app-page-tur..prod.js gzip 156 kB 156 kB
app-page.run...dev.js gzip 301 kB 301 kB
app-page.run..prod.js gzip 156 kB 156 kB
app-route-ex...dev.js gzip 68.8 kB 68.8 kB
app-route-ex..prod.js gzip 47.6 kB 47.6 kB
app-route-tu...dev.js gzip 68.8 kB 68.8 kB
app-route-tu..prod.js gzip 47.6 kB 47.6 kB
app-route-tu...dev.js gzip 68.4 kB 68.4 kB
app-route-tu..prod.js gzip 47.4 kB 47.4 kB
app-route.ru...dev.js gzip 68.4 kB 68.4 kB
app-route.ru..prod.js gzip 47.3 kB 47.3 kB
dist_client_...dev.js gzip 324 B 324 B
dist_client_...dev.js gzip 326 B 326 B
dist_client_...dev.js gzip 318 B 318 B
dist_client_...dev.js gzip 317 B 317 B
pages-api-tu...dev.js gzip 41.2 kB 41.2 kB
pages-api-tu..prod.js gzip 31.3 kB 31.3 kB
pages-api.ru...dev.js gzip 41.1 kB 41.1 kB
pages-api.ru..prod.js gzip 31.2 kB 31.2 kB
pages-turbo....dev.js gzip 50.8 kB 50.8 kB
pages-turbo...prod.js gzip 38.2 kB 38.2 kB
pages.runtim...dev.js gzip 50.7 kB 50.7 kB
pages.runtim..prod.js gzip 38.2 kB 38.2 kB
server.runti..prod.js gzip 62.2 kB 62.2 kB
Total 2.69 MB 2.69 MB ✅ -26 B
📝 Changed Files (9 files)

Files with changes:

  • app-page-exp..ntime.dev.js
  • app-page-exp..time.prod.js
  • app-page-tur..ntime.dev.js
  • app-page-tur..time.prod.js
  • app-page-tur..ntime.dev.js
  • app-page-tur..time.prod.js
  • app-page.runtime.dev.js
  • app-page.runtime.prod.js
  • server.runtime.prod.js
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app-page-exp..ntime.dev.js
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app-page-exp..time.prod.js

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app-page-tur..ntime.dev.js
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app-page-tur..time.prod.js

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app-page-tur..ntime.dev.js
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app-page-tur..time.prod.js

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app-page.runtime.dev.js
failed to diff
app-page.runtime.prod.js

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server.runtime.prod.js

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