Tomcat with nginx reverse proxy configured

Software version information：
nginx1.18
tomcat8
jdk1.8
mysql5.7

Nginx installation directory : /usr/local/nginx
Tomcat installation directory : /usr/local/tomcat
start nginx command：cd /usr/local/nginx/sbin 
                                     ./nginx
start tomcat command : cd /usr/local/tomcat/bin
                                       ./startup.sh

nginx DocumentRoot:/usr/local/nginx/html
tomcat java DocumentRoot：/usr/local/tomcat/webapps/ROOT
mysql root password：yl2vXBS%FjGoSfby