Update build_test.yml

.github/workflows/build_test.yml

@@ -29,10 +29,12 @@ jobs:
       uses: actions/setup-node@v1
       with:
         node-version: ${{ matrix.node-version }}
-    - run: |
+        
+    - name: Build test 
+      run: |
         npm install
         npm run build
-    working-directory: ./web
+      working-directory: ./web
     
   backend:
     name: Backend build