"step can't have both the 'uses' and 'run' keys"

.github/workflows/node.js.yml

@@ -10,25 +10,22 @@ on:
     branches: ['master', 'dev']
 
 jobs:
-  build:
+  build-api:
     runs-on: ubuntu-latest
-    defaults:
-      run:
-        working-directory: ./mobile-ui
     strategy:
       matrix:
         node-version: [14.x, 16.x, 18.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
-
     steps:
-      - uses: actions/checkout@v3
-        run: cd ./mobile-ui
+      - name: checkout
+        uses: actions/checkout@v3
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
+      - name: Test
         run: |
+          cd ./api-gateway
           npm ci
           npm run build --if-present
-          npm test