Update openai_ondemand_adapter.py

openai_ondemand_adapter.py

@@ -25,7 +25,8 @@ app = Flask(__name__)
 app.before_request(check_private_key)
 
 # ========== KEY池（每行一个）==========
-ONDEMAND_APIKEYS = os.environ.get("ONDEMAND_APIKEYS", "")
+ONDEMAND_APIKEYS = os.environ.get("ONDEMAND_APIKEYS", "").split(",") if os.environ.get("ONDEMAND_APIKEYS") else []
+
 BAD_KEY_RETRY_INTERVAL = 600 # 秒
 
 # ========== OnDemand模型映射 ==========