1. 增加了请求框架

2. 增加了删除虚拟环境的脚本

request/src/middleware/performance.py

@@ -0,0 +1,65 @@
+from fastapi import Request, Response
+from starlette.middleware.base import BaseHTTPMiddleware
+from starlette.types import ASGIApp
+import time
+from typing import Callable
+from ..utils import get_logger
+
+logger = get_logger(__name__)
+
+
+class PerformanceMiddleware(BaseHTTPMiddleware):
+    """性能监控中间件"""
+    
+    # 类变量，用于存储实例引用
+    _instance = None
+
+    def __init__(self, app: ASGIApp):
+        super().__init__(app)
+        self.logger = get_logger("performance")
+        self.total_requests = 0
+        self.requests_per_status = {}
+        self.total_response_time = 0
+        
+        # 保存实例引用
+        PerformanceMiddleware._instance = self
+
+    async def dispatch(self, request: Request, call_next: Callable) -> Response:
+        """处理请求并添加性能头"""
+        start_time = time.time()
+
+        try:
+            response = await call_next(request)
+            response_time = time.time() - start_time
+
+            # 添加性能头
+            response.headers["X-Response-Time"] = f"{response_time:.4f}"
+            
+            # 更新请求计数
+            self.total_requests += 1
+            status_code = response.status_code
+            if status_code not in self.requests_per_status:
+                self.requests_per_status[status_code] = 0
+            self.requests_per_status[status_code] += 1
+            
+            # 更新总响应时间
+            self.total_response_time += response_time
+
+            return response
+
+        except Exception as e:
+            raise
+    
+    def get_stats(self):
+        """获取性能统计信息"""
+        return {
+            "total_requests": self.total_requests,
+            "requests_per_status": self.requests_per_status,
+            "total_response_time": self.total_response_time,
+            "average_response_time": self.total_response_time / self.total_requests if self.total_requests > 0 else 0
+        }
+    
+    @classmethod
+    def get_instance(cls):
+        """获取中间件实例"""
+        return cls._instance