change npm command from ci to yarn

.github/workflows/ci.yml

@@ -13,13 +13,13 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: 16.x
-          cache: 'npm'
+          cache: 'yarn'
 
       - name: 🏗 Install dependencies
-        run: npm ci
+        run: yarn
 
       - name: 📦 Lint with eslint
-        run: npm run lint
+        run: yarn lint
 
   build:
     runs-on: ubuntu-latest