Update unittest.yml

Author: keenwon

.github/workflows/unittest.yml

@@ -8,15 +8,16 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node_version: [14, 18]
+        node_version: [16, 18, 20, 22]
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
       - uses: actions/checkout@v2
 
       - name: Use Node.js ${{ matrix.node_version }}
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node_version }}
+          architecture: 'x64'
 
       - name: Upgrade Npm
         run: npm install npm@6