[backport] middleware subrequest patch

[ijjk]

Same as #77202 but for v13 release branch

[ijjk]

Failing test suites

Commit: 1ad49fd

pnpm test test/integration/create-next-app/index.test.ts (turbopack)

• create next app > valid example
• create next app > should allow example with GitHub URL
• create next app > should allow example with GitHub URL and example-path
• create next app > should use --example-path over the file path in the GitHub URL

Expand output

● create next app › valid example

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

Expected: true
Received: false

  81 |   for (const file of files) {
  82 |     try {
> 83 |       expect(existsSync(resolve(projectRoot, file))).toBe(true)
     |                                                      ^
  84 |     } catch (err) {
  85 |       require('console').error(
  86 |         `missing expected file ${file}`,

  at projectFilesShouldExist (integration/create-next-app/lib/utils.ts:83:54)
  at integration/create-next-app/index.test.ts:131:30
  at useTempDir (lib/use-temp-dir.ts:24:5)
  at Object.<anonymous> (integration/create-next-app/index.test.ts:115:5)

● create next app › should allow example with GitHub URL

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

Expected: true
Received: false

  81 |   for (const file of files) {
  82 |     try {
> 83 |       expect(existsSync(resolve(projectRoot, file))).toBe(true)
     |                                                      ^
  84 |     } catch (err) {
  85 |       require('console').error(
  86 |         `missing expected file ${file}`,

  at projectFilesShouldExist (integration/create-next-app/lib/utils.ts:83:54)
  at integration/create-next-app/index.test.ts:188:30
  at useTempDir (lib/use-temp-dir.ts:24:5)
  at Object.<anonymous> (integration/create-next-app/index.test.ts:171:5)

● create next app › should allow example with GitHub URL and example-path

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

Expected: true
Received: false

  81 |   for (const file of files) {
  82 |     try {
> 83 |       expect(existsSync(resolve(projectRoot, file))).toBe(true)
     |                                                      ^
  84 |     } catch (err) {
  85 |       require('console').error(
  86 |         `missing expected file ${file}`,

  at projectFilesShouldExist (integration/create-next-app/lib/utils.ts:83:54)
  at integration/create-next-app/index.test.ts:252:30
  at useTempDir (lib/use-temp-dir.ts:24:5)
  at Object.<anonymous> (integration/create-next-app/index.test.ts:233:5)

● create next app › should use --example-path over the file path in the GitHub URL

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

Expected: true
Received: false

  81 |   for (const file of files) {
  82 |     try {
> 83 |       expect(existsSync(resolve(projectRoot, file))).toBe(true)
     |                                                      ^
  84 |     } catch (err) {
  85 |       require('console').error(
  86 |         `missing expected file ${file}`,

  at projectFilesShouldExist (integration/create-next-app/lib/utils.ts:83:54)
  at integration/create-next-app/index.test.ts:285:30
  at useTempDir (lib/use-temp-dir.ts:24:5)
  at Object.<anonymous> (integration/create-next-app/index.test.ts:266:5)

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