feat(ci): split Node.js setup into separate composite action

.github/actions/setup-node/action.yaml

@@ -0,0 +1,44 @@
+name: 'Setup (Node.js)'
+
+description: 'Setup Node.js and pnpm'
+
+inputs:
+  node-version:
+    description: 'The Node.js version to use'
+    required: true
+    default: 'lts'
+  pnpm-version:
+    description: 'The pnpm version to use'
+    required: true
+    default: 'latest'
+
+runs:
+  # Read about composite actions in:
+  # https://docs.github.com/en/actions/sharing-automations/avoiding-duplication.
+  #
+  # Composite actions cannot use secrets, and are logged as a single step.
+  using: 'composite'
+  steps:
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ inputs.node-version }}
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: ${{ inputs.pnpm-version }}
+          run_install: false
+          standalone: true
+          dest: ~/setup-pnpm
+
+      - name: Cache pnpm modules
+        uses: actions/cache@v4
+        with:
+          path: ~/.pnpm-store
+          key: ${{ runner.os }}-${{ matrix.node }}-node-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-${{ matrix.node }}-node-
+
+    - name: Install dependencies
+      run: pnpm install --frozen-lockfile
+      shell: bash

.github/workflows/ci.yaml

@@ -25,40 +25,24 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        node: ['20.9.0']
+        node: ['20.17.0']
+        pnpm: ['9.11.0']
 
     name: "Build: ${{ matrix.os }}, Node.js ${{ matrix.node }}"
 
-    env:
-      CI: 1
-
     steps:
       - name: Prepare git
         run: git config --global core.autocrlf false
 
       - uses: actions/checkout@v4
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 20
-
-      - uses: pnpm/action-setup@v4
         with:
-          version: 8.15.8
-          run_install: false
-          standalone: true
-          dest: ~/setup-pnpm
+          fetch-depth: 0
 
-      - name: Cache pnpm modules
-        uses: actions/cache@v4
+      - name: Setup (Node.js)
+        uses: ./.github/actions/setup-node
         with:
-          path: ~/.pnpm-store
-          key: ${{ runner.os }}-${{ matrix.node }}-node-${{ hashFiles('**/pnpm-lock.yaml') }}
-          restore-keys: |
-            ${{ runner.os }}-${{ matrix.node }}-node-
-      
-      - name: Install dependencies
-        run: pnpm i
+          node-version: ${{ matrix.node }}
+          pnpm-version: ${{ matrix.pnpm }}
 
       - name: Transpile TS to JS
         run: pnpm build

.nvmrc

@@ -1 +1 @@
-20.9.0
+20.17.0