chore: import upstream snapshot with attribution

tests/test_health_api.py

@@ -0,0 +1,19 @@
+from __future__ import annotations
+
+from fastapi.testclient import TestClient
+
+
+def test_health_endpoints_report_ok():
+    from app.main import app
+
+    with TestClient(app) as client:
+        for path in ("/health", "/api/health"):
+            r = client.get(path)
+            assert r.status_code == 200
+            body = r.json()
+            assert body["name"] == "StemDeck"
+            assert body["status"] == "ok"
+            assert body["version"]
+            assert "ffmpeg_configured" in body
+            assert "jobs_dir" not in body
+            assert "data_dir" not in body