decomposer: generate deliverable files for Define the service contract and project architecture for the FastAPI endpoint monitoring service.; Implement the typed monitor CRUD API and concurrency-safe in-memory state according to the service design.; Implement secure on-demand endpoint checks with status updates, latency measurement, robust error handling, and redacted structured logs.; Add operational API endpoints and environment-driven runtime configuration to the monitoring service.; Create automated tests for the monitoring service.; Package the service with Docker and developer documentation.; Validate the complete project.

tests/conftest.py

@@ -1 +1,15 @@
-# Env var setup that must run before app.config is imported.
+from collections.abc import AsyncIterator
+
+import httpx
+import pytest
+from app.config import Settings
+from app.main import create_app
+from app.store import MonitorStore
+
+
+@pytest.fixture
+async def client() -> AsyncIterator[httpx.AsyncClient]:
+    app = create_app(settings=Settings(), store=MonitorStore())
+    transport = httpx.ASGITransport(app=app)
+    async with httpx.AsyncClient(transport=transport, base_url="http://test") as value:
+        yield value