Add CI/CD workflow

Author: Walid Sobhi

.github/workflows/test.yml

@@ -0,0 +1,15 @@
+name: Test
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+      - name: Test query engine
+        run: python query_engine.py "How does this work?"