Update node version in actions

Author: dgreif

.github/workflows/nodejs.yml

@@ -6,14 +6,14 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - name: Use Node.js
-      uses: actions/setup-node@v1
-      with:
-        node-version: '16.x'
-    - run: npm install
-    - run: npm run build
-    - run: npm test
-      env:
-        CI: true
-
+      - uses: actions/checkout@v3
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+      - run: npm install
+      - run: npm run build
+      - run: npm test
+        env:
+          CI: true

.github/workflows/publish.yml

@@ -12,9 +12,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
         with:
-          node-version: 14
+          node-version: 20
           registry-url: https://registry.npmjs.org/
           cache: npm
       - run: npm ci