remove node setup

Author: mtrezza

.github/workflows/ci.yml

@@ -77,19 +77,6 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - name: Use Node.js ${{ matrix.NODE_VERSION }}
-        uses: actions/setup-node@v1
-        with:
-          node-version: ${{ matrix.node-version }}
-      - name: Cache Node.js modules
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-${{ matrix.NODE_VERSION }}-${{ hashFiles('**/package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-${{ matrix.NODE_VERSION }}-
-      - name: Install dependencies
-        run: npm ci
       - name: Build docker image
         uses: docker/build-push-action@v2
         with: