Update app.py

app.py

@@ -80,6 +80,9 @@ async def get_cached_file(url: str, subfolder: str, skip_on_startup: bool = Fals
             # Raise error if essential and not in startup
             raise RuntimeError(f"Failed to download {subfolder} file {url}: {e}") from e
 
+async def download_to_cache(url: str, subfolder: str):
+    await get_cached_file(url, subfolder)
+
 # -----------------------------
 # Preload all assets from Supabase at startup
 # -----------------------------