fix: всегда закрывать тело запроса в ExtractRequest

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

request.go

@@ -43,8 +43,8 @@ func ExtractRequest(r *http.Request) RequestData {
 		body = []byte("too long")
 	} else {
 		body, _ = io.ReadAll(r.Body)
-		_ = r.Body.Close()
 	}
+	_ = r.Body.Close()
 	return RequestData{
 		Time:       time.Now(),
 		Method:     r.Method,