ci: build standalone CMake target in smoke workflow (#50)

.gitea/workflows/smoke.yml

@@ -22,3 +22,8 @@ jobs:
         run: |
           if grep -rE 'sk-or-|sk-ant-|ghp_|AKIA' . --include='*.yml' --include='*.py' --include='*.sh' 2>/dev/null | grep -v .gitea | grep -v llama-cpp-fork; then exit 1; fi
           echo "PASS: No secrets"
+      - name: Standalone CMake build + ctest
+        run: |
+          cmake -S . -B build -DTURBOQUANT_BUILD_TESTS=ON
+          cmake --build build
+          ctest --test-dir build --output-on-failure

tests/test_smoke_workflow.py

@@ -0,0 +1,13 @@
+from pathlib import Path
+
+
+WORKFLOW = Path('.gitea/workflows/smoke.yml').read_text(encoding='utf-8')
+
+
+def test_smoke_workflow_builds_standalone_cmake_target():
+    assert 'cmake -S . -B build -DTURBOQUANT_BUILD_TESTS=ON' in WORKFLOW
+    assert 'cmake --build build' in WORKFLOW
+
+
+def test_smoke_workflow_runs_ctest_for_roundtrip_validation():
+    assert 'ctest --test-dir build --output-on-failure' in WORKFLOW