add sample

http-api/Makefile

@@ -10,3 +10,9 @@ start-api: build
 openapi:
 	uv run openapi.py && \
 	uv run python -m http.server 80 -d swagger
+
+pytest:
+	uv run pytest
+
+htmlcov: pytest
+	uv run python -m http.server 80 -d htmlcov