fix

Author: 강성은

services/client_services/content_detail_service.py

@@ -9,7 +9,7 @@ async def get_content_detail(device_id: str, contents_id: str) -> dict:
         raise HTTPException(status_code=404, detail="디바이스가 존재하지 않습니다")
     device_ref = docs_list[0].reference
 
-    doc = device_ref.collection("contents").document(contents_id)
+    doc = device_ref.collection("contents").document(contents_id).stream()[0]
     data = doc.to_dict()
 
     return {