update .gitignore

node_modules/pm2/lib/templates/init-scripts/systemd.tpl

@@ -0,0 +1,22 @@
+[Unit]
+Description=PM2 process manager
+Documentation=https://pm2.keymetrics.io/
+After=network.target
+
+[Service]
+Type=forking
+User=%USER%
+LimitNOFILE=infinity
+LimitNPROC=infinity
+LimitCORE=infinity
+Environment=PATH=%NODE_PATH%:/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
+Environment=PM2_HOME=%HOME_PATH%
+PIDFile=%HOME_PATH%/pm2.pid
+Restart=on-failure
+
+ExecStart=%PM2_PATH% resurrect
+ExecReload=%PM2_PATH% reload all
+ExecStop=%PM2_PATH% kill
+
+[Install]
+WantedBy=multi-user.target