Add nodejs version check (#58958)

There're some reports related to using incorrect Node.js version, sometimes users ended up in weird errors. As pkg manager like pnpm only gives a warning ` WARN  Unsupported engine: wanted: {"node":">=18.17.0"} (current: {"node":"v16.18.0","pnpm":"8.9.0"})` which is not easy to investigate the issue.

We're adding a version check at the beginning of the Next.js process so if Node.js version is mis-match the version specified in package.json, bail with error.

Examples

node 16.x
```
You are using Node.js 16.18.0. Node.js >= v18.17.0 is required.
```

node.18.16
```
You are using Node.js 18.16.1. Node.js >= v18.17.0 is required.
```

packages/next/src/bin/next.ts

@@ -3,6 +3,7 @@ performance.mark('next-start')
 import '../server/require-hook'
 import * as log from '../build/output/log'
 import arg from 'next/dist/compiled/arg/index.js'
+import semver from 'next/dist/compiled/semver'
 import { NON_STANDARD_NODE_ENV } from '../lib/constants'
 import { commands } from '../lib/commands'
 import { commandArgs } from '../lib/command-args'
@@ -115,6 +116,15 @@ async function main() {
     }
   }
 
+  if (
+    semver.lt(process.versions.node, process.env.__NEXT_REQUIRED_NODE_VERSION!)
+  ) {
+    console.error(
+      `You are using Node.js ${process.versions.node}. For Next.js, Node.js version >= v${process.env.__NEXT_REQUIRED_NODE_VERSION} is required.`
+    )
+    process.exit(1)
+  }
+
   await commands[command]()
     .then((exec) => exec(validatedArgs))
     .then(() => {

packages/next/src/build/webpack/plugins/flight-client-entry-plugin.ts

@@ -32,7 +32,6 @@ import {
 import { traverseModules, forEachEntryModule } from '../utils'
 import { normalizePathSep } from '../../../shared/lib/page-path/normalize-path-sep'
 import { getProxiedPluginState } from '../../build-context'
-import semver from 'next/dist/compiled/semver'
 import { generateRandomActionKeyRaw } from '../../../server/app-render/action-encryption-utils'
 
 interface Options {
@@ -788,17 +787,6 @@ export class FlightClientEntryPlugin {
   }) {
     const actionsArray = Array.from(actions.entries())
 
-    // Node < 18.11 does not have sufficient support for FormData
-    if (actionsArray.length > 0 && semver.lt(process.version, '18.11.0')) {
-      compilation.errors.push(
-        new compilation.compiler.webpack.WebpackError(
-          'Your version of Node does not support server actions. Please upgrade to Node 18.11 or higher.'
-        )
-      )
-
-      return Promise.resolve()
-    }
-
     const actionLoader = `next-flight-action-entry-loader?${stringify({
       actions: JSON.stringify(actionsArray),
       __client_imported__: fromClient,

packages/next/taskfile-swc.js

@@ -190,6 +190,10 @@ function setNextVersion(code) {
       /process\.env\.__NEXT_VERSION/g,
       `"${require('./package.json').version}"`
     )
+    .replace(
+      /process\.env\.__NEXT_REQUIRED_NODE_VERSION/g,
+      `"${require('./package.json').engines.node.replace('>=', '')}"`
+    )
     .replace(
       /process\.env\.REQUIRED_APP_REACT_VERSION/,
       `"${

test/unit/next-swc.test.ts

@@ -1,5 +1,7 @@
 /* eslint-env jest */
 import { transform } from 'next/dist/build/swc'
+import path from 'path'
+import fsp from 'fs/promises'
 
 const swc = async (code) => {
   let output = await transform(code)
@@ -111,4 +113,18 @@ describe('next/swc', () => {
       `)
     })
   })
+
+  describe('private env replacement', () => {
+    it('__NEXT_REQUIRED_NODE_VERSION is replaced', async () => {
+      const pkgDir = path.dirname(require.resolve('next/package.json'))
+      const nextEntryContent = await fsp.readFile(
+        path.join(pkgDir, 'dist/bin/next'),
+        'utf8'
+      )
+      expect(nextEntryContent).not.toContain('__NEXT_REQUIRED_NODE_VERSION')
+      expect(nextEntryContent).toMatch(
+        /For Next.js, Node.js version >= v\$\{"\d+\.\d+\.\d*"\}/
+      )
+    })
+  })
 })