Add helpful context to postpone reason if it's caught and logged or escapes

[sebmarkbage]

Other ways such as on the client.

[ijjk]

Stats from current PR

Default Build (Increase detected ⚠️)

General Overall increase ⚠️

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
buildDuration	10.6s	10.7s	N/A
buildDurationCached	5.9s	6.6s	⚠️ +771ms
nodeModulesSize	199 MB	199 MB	⚠️ +7.44 kB
nextStartRea..uration (ms)	419ms	421ms	N/A

Client Bundles (main, webpack) Overall increase ⚠️

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
199-HASH.js gzip	29.1 kB	29.2 kB	⚠️ +159 B
3f784ff6-HASH.js gzip	53.3 kB	53.3 kB	N/A
494.HASH.js gzip	180 B	181 B	N/A
framework-HASH.js gzip	45.2 kB	45.2 kB	✓
main-app-HASH.js gzip	241 B	239 B	N/A
main-HASH.js gzip	31.7 kB	31.8 kB	N/A
webpack-HASH.js gzip	1.7 kB	1.7 kB	✓
Overall change	76 kB	76.1 kB	⚠️ +159 B

Legacy Client Bundles (polyfills)

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
polyfills-HASH.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
_app-HASH.js gzip	194 B	195 B	N/A
_error-HASH.js gzip	182 B	181 B	N/A
amp-HASH.js gzip	504 B	506 B	N/A
css-HASH.js gzip	322 B	323 B	N/A
dynamic-HASH.js gzip	2.5 kB	2.5 kB	✓
edge-ssr-HASH.js gzip	253 B	255 B	N/A
head-HASH.js gzip	348 B	347 B	N/A
hooks-HASH.js gzip	369 B	368 B	N/A
image-HASH.js gzip	4.3 kB	4.3 kB	N/A
index-HASH.js gzip	256 B	256 B	✓
link-HASH.js gzip	2.65 kB	2.65 kB	N/A
routerDirect..HASH.js gzip	311 B	311 B	✓
script-HASH.js gzip	384 B	383 B	N/A
withRouter-HASH.js gzip	307 B	308 B	N/A
1afbb74e6ecf..834.css gzip	106 B	106 B	✓
Overall change	3.17 kB	3.17 kB	✓

Client Build Manifests

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
_buildManifest.js gzip	483 B	484 B	N/A
Overall change	0 B	0 B	✓

Rendered Page Sizes

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
index.html gzip	529 B	529 B	✓
link.html gzip	542 B	540 B	N/A
withRouter.html gzip	524 B	523 B	N/A
Overall change	529 B	529 B	✓

Edge SSR bundle Size Overall increase ⚠️

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
edge-ssr.js gzip	92.5 kB	92.5 kB	N/A
page.js gzip	145 kB	145 kB	⚠️ +261 B
Overall change	145 kB	145 kB	⚠️ +261 B

Middleware size

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
middleware-b..fest.js gzip	625 B	626 B	N/A
middleware-r..fest.js gzip	150 B	151 B	N/A
middleware.js gzip	24.8 kB	24.8 kB	N/A
edge-runtime..pack.js gzip	1.92 kB	1.92 kB	✓
Overall change	1.92 kB	1.92 kB	✓

Next Runtimes Overall increase ⚠️

	vercel/next.js canary	sebmarkbage/next.js pprerrormessage	Change
app-page-exp...dev.js gzip	167 kB	167 kB	✓
app-page-exp..prod.js gzip	93.1 kB	93.1 kB	✓
app-page-tur..prod.js gzip	93.8 kB	93.8 kB	✓
app-page-tur..prod.js gzip	88.5 kB	88.5 kB	✓
app-page.run...dev.js gzip	137 kB	137 kB	✓
app-page.run..prod.js gzip	87.8 kB	87.8 kB	✓
app-route-ex...dev.js gzip	23.7 kB	23.7 kB	N/A
app-route-ex..prod.js gzip	16.3 kB	16.4 kB	⚠️ +101 B
app-route-tu..prod.js gzip	16.3 kB	16.4 kB	⚠️ +101 B
app-route-tu..prod.js gzip	15.9 kB	16 kB	⚠️ +101 B
app-route.ru...dev.js gzip	23.1 kB	23.2 kB	⚠️ +103 B
app-route.ru..prod.js gzip	15.9 kB	16 kB	⚠️ +101 B
pages-api-tu..prod.js gzip	9.37 kB	9.37 kB	✓
pages-api.ru...dev.js gzip	9.64 kB	9.64 kB	✓
pages-api.ru..prod.js gzip	9.37 kB	9.37 kB	✓
pages-turbo...prod.js gzip	21.8 kB	21.8 kB	✓
pages.runtim...dev.js gzip	22.5 kB	22.5 kB	✓
pages.runtim..prod.js gzip	21.8 kB	21.8 kB	✓
server.runti..prod.js gzip	48.8 kB	48.8 kB	✓
Overall change	898 kB	898 kB	⚠️ +507 B

Diff details

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Commit: 2ba8168