I want to change nginx start page(path) - nginx

Question

my server use meteor, ssl, nginx
when called this url => https://example.com
i want auto change this url => https://example.com/main <- /main is start page
How can I change it?
don't search find it...
this is my config
upstream backend {
ip_hash;
least_conn ;
server localhost:9000;
server localhost:9002;
}
server {
listen 443;
server_name example.com;
access_log /var/log/nginx/log main;
ssl on;
ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem;
ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem;
ssl_session_timeout 5m;
ssl_protocols SSLv3 TLSv1;
ssl_ciphers
ALL:!ADH:!EXPORT56:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv3:+EXP;
ssl_prefer_server_ciphers on;
location / {
proxy_pass http://backend;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $host;
}
}
server {
server_name example.com;
return 301 https://$host$request_uri;
}
thank you

Answer 1

You just need simple rewrite rule inside your location /
location / {
rewrite ^/$ /main redirect;
proxy_pass http://backend;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $host;
}