fix: use working-directory instead of --workspace for examples

- npm workspaces must be defined in root package.json
- examples are not in the workspaces array
- Use defaults.run.working-directory instead

Author: Nitin-kumar-yadav1307

.github/workflows/examples.yml

@@ -20,6 +20,9 @@ permissions:
 jobs:
   react-sdk-demo:
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: examples/react-sdk-demo
     steps:
       - uses: actions/checkout@v4
         with:
@@ -28,11 +31,9 @@ jobs:
         with:
           node-version: '20'
           cache: 'npm'
-          cache-dependency-path: package-lock.json
+          cache-dependency-path: examples/react-sdk-demo/package-lock.json
       - run: npm install
-      - run: npm run build --workspace=sdks/urbackend-sdk --if-present
-      - run: npm run build --workspace=sdks/urbackend-react --if-present
-      - run: npm run build --workspace=examples/react-sdk-demo --if-present
+      - run: npm run build
 
   sdk-kanban-client:
     runs-on: ubuntu-latest