Create node.js.yml

.github/workflows/node.js.yml

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+# This file is copied from https://github.com/source-academy/js-slang/blob/master/.github/workflows/nodejs.yml
+# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
+
+name: Node.js CI
+
+on:
+  push:
+    branches:
+      [ "main" ]
+  pull_request:
+    branches:
+      [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x, 22.x]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+    - name: Check for package-lock.json
+      run: |
+        if [ -e package-lock.json ]; then
+          echo "package-lock.json found; please do not use NPM! This project uses Yarn!"
+          exit 1
+        fi
+        exit 0
+    - name: Install dependencies (apt)
+      run: |
+        sudo apt-get update && \
+        sudo apt-get install -y --no-install-recommends \
+        texlive texlive-fonts-extra texlive-lang-cjk latexmk latex-cjk-all
+    # Has to be run before actions/setup-node.
+    # See: https://github.com/actions/setup-node/issues/480
+    - name: Enable corepack for Yarn
+      run: corepack enable
+    - name: Setup Node ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: yarn
+    - run: yarn install --immutable
+    - run: yarn build
+    - run: yarn format:ci
+    - run: yarn eslint
+    - run: yarn test-coverage
+      env:
+        CI: true