init commit. Skeleton prepared

services/payments/tests/test_health.py

@@ -0,0 +1,10 @@
+from fastapi.testclient import TestClient
+from app.main import app
+
+client = TestClient(app)
+
+def test_health():
+    r = client.get("/health")
+    assert r.status_code == 200
+    data = r.json()
+    assert data.get("status") == "ok"