防ipv6炸，虽然小概率事件

src/gui/reasoning_gui.py

@@ -83,7 +83,7 @@ class ReasoningGUI:
         except RuntimeError:
             print("数据库未初始化，正在尝试初始化...")
             try:
-                Database.initialize("localhost", 27017, "maimai_bot")
+                Database.initialize("127.0.0.1", 27017, "maimai_bot")
                 self.db = Database.get_instance().db
                 print("数据库初始化成功")
             except Exception as e:

src/plugins/knowledege/knowledge_library.py

@@ -19,7 +19,7 @@ from src.common.database import Database
 
 # 从环境变量获取配置
 Database.initialize(
-    host=os.getenv("MONGODB_HOST", "localhost"),
+    host=os.getenv("MONGODB_HOST", "127.0.0.1"),
     port=int(os.getenv("MONGODB_PORT", "27017")),
     db_name=os.getenv("DATABASE_NAME", "maimai"),
     username=os.getenv("MONGODB_USERNAME"),