do each separately

.github/workflows/web_tests.yml

@@ -55,9 +55,13 @@ jobs:
         run: |
           npm install -g gulp
 
-      - run: npm config set script-shell bash --global
-      - run: npm run setup
+      - run: |
+          npm config set script-shell bash
+          npm run setup
+
       - run: npm run build --if-present
 
       - name: Run web test runner
-        run: npm run webtest
+        run: |
+          npm config set script-shell bash
+          npm run webtest