remove node 16 and clear warnings for unit-test.yml

.github/workflows/unit-test.yml

@@ -8,34 +8,18 @@ on:
   workflow_dispatch:
 
 jobs:
-  matrix:
-    name: 'Node ${{ matrix.node }}'
+  unit-test:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node: [16, 18]
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v3
-        with:
-          node-version: ${{ matrix.node }}
-
-      - uses: pnpm/action-setup@v2
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v3
         with:
           version: 8.2.0
-      - name: Get pnpm store directory
-        id: pnpm-cache
-        shell: bash
-        run: echo "STORE_PATH=$(pnpm store path)" >> $GITHUB_OUTPUT
-      - uses: actions/cache@v3
-        name: Setup pnpm cache
+      - uses: actions/setup-node@v4
         with:
-          path: ${{ steps.pnpm-cache.outputs.STORE_PATH }}
-          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
-          restore-keys: ${{ runner.os }}-pnpm-store-
+          cache: "pnpm"
+          node-version: 18
       - name: Install dependencies
         run: pnpm install
-
       - name: Unit Test
         run: pnpm run test
-