最終修復

app.py

@@ -25,11 +25,12 @@ from openai import OpenAI
 from app_config import get_config
 
 # 選擇 SocketIO 執行模式（優先使用 eventlet）
-ASYNC_MODE = 'threading'
+ASYNC_MODE = os.environ.get('SOCKETIO_ASYNC_MODE', 'auto')
 try:
     import eventlet
-    eventlet.monkey_patch()
-    ASYNC_MODE = 'eventlet'
+    if ASYNC_MODE in ('auto', 'eventlet'):
+        eventlet.monkey_patch()
+        ASYNC_MODE = 'eventlet'
 except Exception:
     ASYNC_MODE = 'threading'
 
@@ -41,6 +42,8 @@ except Exception:
 os.environ['MPLCONFIGDIR'] = '/tmp/matplotlib'
 os.environ['TF_CPP_MIN_LOG_LEVEL'] = '2'  # 減少TensorFlow日誌
 os.environ['MEDIAPIPE_DISABLE_GPU'] = '1'  # 禁用GPU避免警告
+# 避免 eventlet greendns 造成外部連線（如 OpenAI）解析問題
+os.environ.setdefault('EVENTLET_NO_GREENDNS', 'yes')
 
 # 環境檢測
 IS_HUGGINGFACE = os.environ.get('SPACE_ID') is not None
@@ -272,7 +275,11 @@ class VideoSignLanguageRecognizer:
         
         # GPT整合
         try:
-            self.openai_client = OpenAI(timeout=10.0, max_retries=2)
+            base_url = os.environ.get('OPENAI_BASE_URL')
+            if base_url:
+                self.openai_client = OpenAI(timeout=30.0, max_retries=5, base_url=base_url)
+            else:
+                self.openai_client = OpenAI(timeout=30.0, max_retries=5)
         except Exception as e:
             print(f"初始化OpenAI客户端出錯: {e}")
             self.openai_client = None
@@ -526,7 +533,11 @@ class SignLanguageRecognizer:
         
         # GPT整合
         try:
-            self.openai_client = OpenAI(timeout=10.0, max_retries=2)
+            base_url = os.environ.get('OPENAI_BASE_URL')
+            if base_url:
+                self.openai_client = OpenAI(timeout=30.0, max_retries=5, base_url=base_url)
+            else:
+                self.openai_client = OpenAI(timeout=30.0, max_retries=5)
         except Exception as e:
             print(f"初始化OpenAI客户端出錯: {e}")
             self.openai_client = None