Initial travel knowledge graph release

app/api/agent_settings.py

@@ -0,0 +1,17 @@
+"""Agent settings — global LLM, thresholds, and per-sub-agent config."""
+from fastapi import APIRouter
+
+from app.auth import CurrentUser
+from app.db import get_agent_settings, save_agent_settings
+
+router = APIRouter()
+
+
+@router.get("/agent-settings")
+async def _get(_user: CurrentUser = None):
+    return await get_agent_settings()
+
+
+@router.put("/agent-settings")
+async def _save(body: dict, _user: CurrentUser):
+    return await save_agent_settings(body)