Update ci.yml

Author: stuck-inadream

.github/workflows/ci.yml

@@ -6,4 +6,13 @@ jobs:
   ok:
     runs-on: ubuntu-latest
     steps:
-      - run: echo hello
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+      - name: Python sanity
+        run: |
+          python -V
+          python - <<'PY'
+          print("python works")
+          PY