added syslog errors

src/auth/verify_auth.cpp

@@ -1,6 +1,7 @@
 #include "auth.hpp"
 #include <jwt-cpp/jwt.h>
 #include "../includes.hpp"
+#include <syslog.h>
 
 // function for verify tokens
 bool verify_auth(const std::string &token) {
@@ -17,6 +18,7 @@ bool verify_auth(const std::string &token) {
         return true;
     } catch (const std::system_error &e) {
         std::cout << "Verification error: " << e.what() << std::endl;
+        syslog(LOG_ERR, "token verification error");
         return false;
     }
     catch (...) {