feat: routes

app/api/v1/radio.py

@@ -0,0 +1,15 @@
+"""Radio / continuous-mix endpoints. Degrades gracefully when ML service is down."""
+
+from typing import Any
+
+from fastapi import APIRouter
+
+router = APIRouter(prefix="/radio", tags=["radio"])
+
+
+@router.post("")
+async def start_radio() -> Any: ...
+
+
+@router.post("/next")
+async def next_radio_track() -> Any: ...