Move TCP settlement to systemd worker

car-tcp-worker.service

@@ -0,0 +1,16 @@
+[Unit]
+Description=Car TCP queue worker
+After=network-online.target mariadb.service mysql.service
+Wants=network-online.target
+
+[Service]
+Type=simple
+WorkingDirectory=/var/www/seoul/car
+ExecStart=/usr/bin/php /var/www/seoul/car/tcp_worker.php
+Restart=always
+RestartSec=2
+User=root
+Group=root
+
+[Install]
+WantedBy=multi-user.target