feat!: end of support for v14 and v16

.github/workflows/workflow.yml

@@ -54,7 +54,7 @@ jobs:
         include:
           - os: ubuntu-24.04
             # Earliest supported version
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             deno-version: 'v2.2.4'
       fail-fast: false
     steps:
@@ -76,9 +76,6 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
         if: ${{ !steps.release-check.outputs.IS_RELEASE }}
-      - name: Install npm@7
-        run: npm install -g npm@7
-        if: ${{ matrix.node-version == '14.16.0' && !steps.release-check.outputs.IS_RELEASE }}
       - name: Setup Deno
         uses: denoland/setup-deno@v1
         with:
@@ -115,23 +112,23 @@ jobs:
           # We test on the oldest supported Node.js version, but only with a
           # single combination (Ubuntu)
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '0'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '1'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '2'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '3'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '4'
       fail-fast: false
@@ -149,13 +146,6 @@ jobs:
         with:
           fetch-depth: 0
         if: ${{ !steps.release-check.outputs.IS_RELEASE }}
-      - name: corepack update
-        # corepack version distributed with Node.js has a problem with new package manager releases,
-        # so forcing fixed version of corepack here
-        run: npm i -g corepack --force
-      - name: setup pnpm/yarn
-        run: corepack enable
-        if: ${{ !steps.release-check.outputs.IS_RELEASE }}
       - name: Setup Deno
         uses: denoland/setup-deno@v1
         with:
@@ -167,9 +157,13 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
         if: ${{ !steps.release-check.outputs.IS_RELEASE }}
-      - name: Install npm@7
-        run: npm install -g npm@7
-        if: ${{ matrix.node-version == '14.16.0' && !steps.release-check.outputs.IS_RELEASE }}
+      - name: corepack update
+        # corepack version distributed with Node.js has a problem with new package manager releases,
+        # so forcing fixed version of corepack here
+        run: npm i -g corepack --force
+      - name: setup pnpm/yarn
+        run: corepack enable
+        if: ${{ !steps.release-check.outputs.IS_RELEASE }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:

package.json

@@ -63,7 +63,7 @@
     "prettier": "^3.0.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "lint-staged": {
     "!(packages/*/tests/**/fixtures/**/*)*.+(j|t)s": "eslint --ignore-path .gitignore --cache --fix",

packages/build-info/package.json

@@ -69,6 +69,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }

packages/build/package.json

@@ -157,6 +157,6 @@
     }
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }

packages/build/src/plugins/node_version.ts

@@ -1,11 +1,9 @@
-import { dirname } from 'path'
 import { execPath, version as currentVersion } from 'process'
 
 import semver from 'semver'
 import link from 'terminal-link'
 
 import { logWarning, logWarningSubHeader } from '../log/logger.js'
-import { getPackageJson } from '../utils/package.js'
 
 export type PluginsLoadedFrom = 'auto_install' | 'local' | 'package.json'
 
@@ -23,8 +21,7 @@ export type PluginsOptions = {
  * This node version is minimum required to run the plugins code.
  * If the users preferred Node.js version is below that we have to fall back to the system node version
  */
-const MINIMUM_REQUIRED_NODE_VERSION = '^14.14.0 || >=16.0.0'
-const UPCOMING_MINIMUM_REQUIRED_NODE_VERSION = '>=18.14.0'
+const MINIMUM_REQUIRED_NODE_VERSION = '>=18.14.0'
 
 /**
  * Local plugins and `package.json`-installed plugins use user's preferred Node.js version if higher than our minimum
@@ -33,39 +30,28 @@ const UPCOMING_MINIMUM_REQUIRED_NODE_VERSION = '>=18.14.0'
  * usually the system's Node.js version.
  * If the user Node version does not satisfy our supported engine range use our own system Node version
  */
-export const addPluginsNodeVersion = function ({
-  featureFlags,
-  pluginsOptions,
-  nodePath,
-  userNodeVersion,
-  logs,
-  systemLog,
-}) {
+export const addPluginsNodeVersion = function ({ pluginsOptions, nodePath, userNodeVersion, logs }) {
   const currentNodeVersion = semver.clean(currentVersion)
   return Promise.all(
     pluginsOptions.map((pluginOptions) =>
       addPluginNodeVersion({
-        featureFlags,
         pluginOptions,
         currentNodeVersion,
         userNodeVersion,
         nodePath,
         logs,
-        systemLog,
       }),
     ),
   )
 }
 
 const addPluginNodeVersion = async function ({
-  featureFlags,
   pluginOptions,
-  pluginOptions: { loadedFrom, packageName, pluginPath },
+  pluginOptions: { loadedFrom, packageName },
   currentNodeVersion,
   userNodeVersion,
   nodePath,
   logs,
-  systemLog,
 }: {
   pluginOptions: PluginsOptions
   [key: string]: any
@@ -80,28 +66,6 @@ const addPluginNodeVersion = async function ({
     return systemNode
   }
 
-  if (
-    featureFlags.build_warn_upcoming_system_version_change &&
-    !semver.satisfies(userNodeVersion, UPCOMING_MINIMUM_REQUIRED_NODE_VERSION)
-  ) {
-    if (pluginPath) {
-      const pluginDir = dirname(pluginPath)
-      const { packageJson: pluginPackageJson } = await getPackageJson(pluginDir)
-
-      // Ensure Node.js version is compatible with plugin's `engines.node`
-      const pluginNodeVersionRange = pluginPackageJson?.engines?.node
-      if (!pluginNodeVersionRange) {
-        systemLog(`plugin "${packageName}" does not specify node support range`)
-      } else if (semver.satisfies('22.0.0', pluginNodeVersionRange)) {
-        systemLog(`plugin "${packageName}" node support range includes v22`)
-      } else {
-        systemLog(`plugin "${packageName}" node support range does NOT include v22`)
-      }
-    } else {
-      systemLog(`plugin "${packageName}" pluginPath not available`)
-    }
-  }
-
   if (semver.satisfies(userNodeVersion, MINIMUM_REQUIRED_NODE_VERSION)) {
     return userNode
   }
@@ -113,7 +77,7 @@ const addPluginNodeVersion = async function ({
 
   Read more about our minimum required version in our ${link(
     'forums announcement',
-    'https://answers.netlify.com/t/build-plugins-dropping-support-for-node-js-12/79421',
+    'https://answers.netlify.com/t/build-plugins-end-of-support-for-node-js-14-node-js-16/136405',
   )}`,
   )
 

packages/build/src/plugins/resolve.js

@@ -40,12 +40,10 @@ export const resolvePluginsPath = async function ({
     pluginsOptions.map((pluginOptions) => resolvePluginPath({ pluginOptions, buildDir, packagePath, autoPluginsDir })),
   )
   const pluginsOptionsB = await addPluginsNodeVersion({
-    featureFlags,
     pluginsOptions: pluginsOptionsA,
     nodePath,
     userNodeVersion,
     logs,
-    systemLog,
   })
 
   const pluginsOptionsC = await addPinnedVersions({ pluginsOptions: pluginsOptionsB, api, siteInfo, sendStatus })

packages/build/tests/blobs_upload/tests.js

@@ -210,8 +210,8 @@ test.serial('Blobs upload step cancels deploy if blob metadata is malformed', as
   t.is(severityCode, 4)
 })
 
-// the monorepo works with pnpm which is not available on node 14 tests
-if (semver.gte(nodeVersion, '16.9.0')) {
+// the monorepo works with pnpm which is not always available
+if (semver.gte(nodeVersion, '18.19.0')) {
   test.serial('monorepo > blobs upload, uploads files to deploy store', async (t) => {
     const fixture = await new Fixture('./fixtures/monorepo').withCopyRoot({ git: false })
     const { success } = await fixture