Add integration tests to CI workflow

- Added new integration-tests job using ubicloud runner
- Configured Python 3.12 and Jupyter installation
- Tests run with xvfb for headless VS Code testing
- Only runs Deepnote Integration Tests (Linux only, no Windows tests)
- Timeout set to 30 minutes to accommodate test setup and execution

Co-Authored-By: Filip Pyrek <[email protected]>

Author: devin-ai-integration[bot]

.github/workflows/ci.yml

@@ -146,6 +146,47 @@ jobs:
       - name: Check licenses
         run: npm run check-licenses
 
+  integration-tests:
+    name: Integration Tests
+    runs-on: ubicloud
+    timeout-minutes: 30
+    permissions:
+      id-token: write
+      contents: read
+      packages: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+
+      - name: Setup Node.js
+        uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5
+        with:
+          cache: 'npm'
+          node-version: ${{ env.NODE_VERSION }}
+          registry-url: 'https://npm.pkg.github.com'
+          scope: '@deepnote'
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install Jupyter
+        run: python3 -m pip install jupyter ipykernel
+
+      - name: Install dependencies
+        run: npm ci --prefer-offline --no-audit
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Compile TypeScript
+        run: npm run compile
+
+      - name: Run integration tests
+        run: xvfb-run -a -s "-screen 0 1024x768x24" npm run test:integration
+        env:
+          VSC_JUPYTER_CI_TEST_GREP: 'Deepnote Integration Tests'
+
   check_licenses:
     name: Check Licenses
     runs-on: ubuntu-latest