perf: don't emit issues via websocket for now

[ForsakenHarmony]

Why?

We don't use them and there's a problem causing lots of duplicates to be emitted up to the limit of JSON.stringify

Closes PACK-2050

[ijjk]

Stats from current PR

Default Build (Increase detected ⚠️)

General Overall increase ⚠️

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
buildDuration	13.7s	13.8s	N/A
buildDurationCached	8.3s	6.2s	N/A
nodeModulesSize	198 MB	198 MB	⚠️ +1.73 kB
nextStartRea..uration (ms)	426ms	429ms	N/A

Client Bundles (main, webpack)

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
2453-HASH.js gzip	30.4 kB	30.4 kB	N/A
3304.HASH.js gzip	181 B	181 B	✓
3f784ff6-HASH.js gzip	53.7 kB	53.7 kB	N/A
8299-HASH.js gzip	5.04 kB	5.04 kB	N/A
framework-HASH.js gzip	45.2 kB	45.2 kB	✓
main-app-HASH.js gzip	241 B	242 B	N/A
main-HASH.js gzip	32.2 kB	32.2 kB	N/A
webpack-HASH.js gzip	1.7 kB	1.7 kB	N/A
Overall change	45.4 kB	45.4 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
polyfills-HASH.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
_app-HASH.js gzip	196 B	197 B	N/A
_error-HASH.js gzip	184 B	184 B	✓
amp-HASH.js gzip	505 B	505 B	✓
css-HASH.js gzip	324 B	325 B	N/A
dynamic-HASH.js gzip	2.5 kB	2.5 kB	N/A
edge-ssr-HASH.js gzip	258 B	258 B	✓
head-HASH.js gzip	352 B	352 B	✓
hooks-HASH.js gzip	370 B	371 B	N/A
image-HASH.js gzip	4.2 kB	4.2 kB	✓
index-HASH.js gzip	259 B	259 B	✓
link-HASH.js gzip	2.67 kB	2.67 kB	N/A
routerDirect..HASH.js gzip	314 B	312 B	N/A
script-HASH.js gzip	386 B	386 B	✓
withRouter-HASH.js gzip	309 B	309 B	✓
1afbb74e6ecf..834.css gzip	106 B	106 B	✓
Overall change	6.56 kB	6.56 kB	✓

Client Build Manifests

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
_buildManifest.js gzip	483 B	485 B	N/A
Overall change	0 B	0 B	✓

Rendered Page Sizes

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
index.html gzip	529 B	526 B	N/A
link.html gzip	542 B	539 B	N/A
withRouter.html gzip	524 B	521 B	N/A
Overall change	0 B	0 B	✓

Edge SSR bundle Size

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
edge-ssr.js gzip	95 kB	95 kB	N/A
page.js gzip	3.07 kB	3.07 kB	N/A
Overall change	0 B	0 B	✓

Middleware size

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
middleware-b..fest.js gzip	624 B	623 B	N/A
middleware-r..fest.js gzip	151 B	151 B	✓
middleware.js gzip	25.5 kB	25.5 kB	N/A
edge-runtime..pack.js gzip	839 B	839 B	✓
Overall change	990 B	990 B	✓

Next Runtimes

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
app-page-exp...dev.js gzip	171 kB	171 kB	✓
app-page-exp..prod.js gzip	96.7 kB	96.7 kB	✓
app-page-tur..prod.js gzip	98.5 kB	98.5 kB	✓
app-page-tur..prod.js gzip	92.9 kB	92.9 kB	✓
app-page.run...dev.js gzip	150 kB	150 kB	✓
app-page.run..prod.js gzip	91.4 kB	91.4 kB	✓
app-route-ex...dev.js gzip	21.3 kB	21.3 kB	✓
app-route-ex..prod.js gzip	15 kB	15 kB	✓
app-route-tu..prod.js gzip	15 kB	15 kB	✓
app-route-tu..prod.js gzip	14.8 kB	14.8 kB	✓
app-route.ru...dev.js gzip	20.9 kB	20.9 kB	✓
app-route.ru..prod.js gzip	14.8 kB	14.8 kB	✓
pages-api-tu..prod.js gzip	9.51 kB	9.51 kB	✓
pages-api.ru...dev.js gzip	9.79 kB	9.79 kB	✓
pages-api.ru..prod.js gzip	9.51 kB	9.51 kB	✓
pages-turbo...prod.js gzip	22.3 kB	22.3 kB	✓
pages.runtim...dev.js gzip	23 kB	23 kB	✓
pages.runtim..prod.js gzip	22.3 kB	22.3 kB	✓
server.runti..prod.js gzip	50.6 kB	50.6 kB	✓
Overall change	950 kB	950 kB	✓

build cache Overall increase ⚠️

	vercel/next.js canary	vercel/next.js hrmny/emit-less-issues	Change
0.pack gzip	1.56 MB	1.56 MB	⚠️ +404 B
index.pack gzip	105 kB	104 kB	N/A
Overall change	1.56 MB	1.56 MB	⚠️ +404 B

Diff details

Diff for middleware.js

Diff too large to display

Commit: 3deec93

[ijjk]

Failing test suites

Commit: 8726b1a

pnpm test-dev test/e2e/app-dir/metadata/metadata.test.ts (PPR)

• app dir - metadata > react cache > should have same title and page value when navigating

Expand output

● app dir - metadata › react cache › should have same title and page value when navigating

expect(received).toBe(expected) // Object.is equality

Expected: "0.5527543614583457"
Received: "0.352649180466414"

  973 |         const obj = JSON.parse(title)
  974 |         // Check `cache()`
> 975 |         expect(obj.val.toString()).toBe(value)
      |                                    ^
  976 |         // Check `fetch()`
  977 |         // TODO-APP: Investigate why fetch deduping doesn't apply but cache() does.
  978 |         if (!isNextDev) {

  at Object.toBe (e2e/app-dir/metadata/metadata.test.ts:975:36)

Read more about building and testing Next.js in contributing.md.

pnpm test test/production/prerender-prefetch/index.test.ts

• Prerender prefetch > with optimisticClientCache disabled > should update cache using router.push with unstable_skipClientCache
• Prerender prefetch > with optimisticClientCache enabled > should update cache using router.push with unstable_skipClientCache

Expand output

● Prerender prefetch › with optimisticClientCache enabled › should update cache using router.push with unstable_skipClientCache

expect(received).not.toBe(expected) // Object.is equality

Expected: not 1708611343240

  154 |         await browser.elementByCss('#props').text()
  155 |       ).now
> 156 |       expect(newTime).not.toBe(startTime)
      |                           ^
  157 |       expect(isNaN(newTime)).toBe(false)
  158 |     })
  159 |

  at Object.toBe (production/prerender-prefetch/index.test.ts:156:27)

● Prerender prefetch › with optimisticClientCache disabled › should update cache using router.push with unstable_skipClientCache

expect(received).not.toBe(expected) // Object.is equality

Expected: not 1708611374178

  154 |         await browser.elementByCss('#props').text()
  155 |       ).now
> 156 |       expect(newTime).not.toBe(startTime)
      |                           ^
  157 |       expect(isNaN(newTime)).toBe(false)
  158 |     })
  159 |

  at Object.toBe (production/prerender-prefetch/index.test.ts:156:27)

Read more about building and testing Next.js in contributing.md.