ci: add example tests for deepsearch in CI workflow

.github/workflows/ci_cd.yml

@@ -46,6 +46,42 @@ jobs:
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
 
+  test-examples:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        example: [deepsearch ] 
+        python-version: ['3.10']
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install Poetry
+      uses: snok/install-poetry@v1
+      with:
+        virtualenvs-create: true
+        virtualenvs-in-project: true
+    - name: Install dependencies and test for ${{ matrix.example }}
+      run: |
+        cd examples/${{ matrix.example }}
+        poetry install
+        poetry run pytest
+    - name: Comment PR with example test status
+      uses: actions/github-script@v6
+      if: github.event_name == 'pull_request'
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        script: |
+          github.rest.issues.createComment({
+            issue_number: context.issue.number,
+            owner: context.repo.owner,
+            repo: context.repo.name,
+            body: '✅ Example tests passed for ${{ matrix.example }} (Python ${{ matrix.python-version }})!'
+          })
+
   lint:
     runs-on: ubuntu-latest
     steps: