Update server.py

server.py

@@ -7,8 +7,8 @@ import os
 
 app = Flask(__name__)
 CORS(app)  # 讓 Open WebUI 可跨域存取
-openai.api_key = os.getenv("openaikey")  # 或從 .env 載入
-
+openaikey = os.getenv("openaikey")  # 或從 .env 載入
+client = OpenAI(api_key=openaikey)
 @app.route('/')
 def home():
     return "✅ Flask API is running!"
@@ -22,7 +22,7 @@ def chat():
     model = data.get("model", "gpt-3.5-turbo")
 
     try:
-        response = openai.ChatCompletion.create(
+        response = client.ChatCompletion.create(
             model=model,
             messages=messages
         )