Build bundle packages for branches

Author: slowcheetah

.github/workflows/build-bundles.yml

@@ -0,0 +1,60 @@
+name: Build bundles
+
+on:
+  push:
+    branches:
+      - v3.45-docs
+
+jobs:
+  build-and-upload:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Extract branch name
+        shell: bash
+        run: echo "branch=${GITHUB_REF#refs/heads/}" >> $GITHUB_OUTPUT
+        id: extract_branch
+
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build bundle
+        run: npm run bundle-package
+
+      - name: Rename file
+        run: mv packages/core-js-bundle/minified.js packages/core-js-bundle/core-js-bundle.js
+
+      - name: Copy files to server over SSH
+        uses: appleboy/scp-action@v1
+        with:
+          host: ${{ secrets.REMOTE_HOST }}
+          username: ci
+          key: ${{ secrets.CI_SSH_KEY }}
+          source: "packages/core-js-bundle/core-js-bundle.js"
+          target: "/var/www/core-js/bundles/${{ steps.extract_branch.outputs.branch }}/"
+          strip_components: 2
+
+      - name: Build esmodules bundle
+        run: npm run bundle-package esmodules
+
+      - name: Rename file
+        run: mv packages/core-js-bundle/minified.js packages/core-js-bundle/core-js-bundle-esmodules.js
+
+      - name: Copy files to server over SSH
+        uses: appleboy/scp-action@v1
+        with:
+          host: ${{ secrets.REMOTE_HOST }}
+          username: ci
+          key: ${{ secrets.CI_SSH_KEY }}
+          source: "packages/core-js-bundle/core-js-bundle-esmodules.js"
+          target: "/var/www/core-js/bundles/${{ steps.extract_branch.outputs.branch }}/"
+          strip_components: 2

scripts/bundle-package/bundle-package.mjs

@@ -4,6 +4,7 @@ import config from 'core-js-builder/config.js';
 
 const { cyan, green } = chalk;
 const DENO = argv._.includes('deno');
+const ESMODULES = argv._.includes('esmodules');
 const PATH = DENO ? 'deno/corejs/' : 'packages/core-js-bundle/';
 
 function log(kind, name, code) {
@@ -77,4 +78,5 @@ await bundle(DENO ? {
 } : {
   bundled: 'index',
   minified: 'minified',
+  options: ESMODULES ? { targets: { esmodules: true } } : {},
 });