新版本重构了ai模型提供商逻辑，新增MCUNC，阿里云百炼ai提供商，支持语言可配置，优化日志输出格式

model/ai_model.py

@@ -0,0 +1,35 @@
+import toml
+from model.logger import setup_logger
+
+
+logger = setup_logger()
+def main(message,qid,group_openid):
+
+        with open('./config.toml', 'r', encoding='utf-8') as f:
+            config = toml.load(f)
+            ai_service = config.get("ai_service")
+            enable_qid = config.get("enable_qid")
+            qid_prefix = config.get("qid_prefix")
+            qid_suffix = config.get("qid_suffix")
+            error_message = config.get("error_message")
+
+        if enable_qid:
+            message = f"{qid_prefix}{qid}{qid_suffix}{message}"
+        else:
+            pass
+
+        if ai_service == "dify":
+            from model.ai_models import dify
+            return dify.main(message, group_openid)
+        elif ai_service == "mcunc":
+            from model.ai_models import mcunc
+            return mcunc.main(message, group_openid)
+        elif ai_service == "xyit":
+            from model.ai_models import xyit
+            return xyit.main(message, group_openid)
+        else:
+            logger.error("未配置ai_service")
+            return error_message
+
+
+