run build, package & lint jobs on node v20

.github/workflows/usage.yml

@@ -11,7 +11,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 14.x
+          node-version: 20.x
       - name: npm install and build
         run: |
           npm install
@@ -33,7 +33,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 14.x
+          node-version: 20.x
       - name: Get build-output from build step
         uses: actions/download-artifact@v2
         with:

.github/workflows/verify.yml

@@ -11,7 +11,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 14.x
+          node-version: 20.x
       - run: npm install
       - run: npm run test-lint
 
@@ -43,7 +43,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 14.x
+          node-version: 20.x
       - name: npm install and build
         run: |
           npm install