nginx to apache proxy

server {
    listen 80;
    server_name site.ltd;

    access_log /var/log/nginx/site.ltd_http_access.log;
    error_log /var/log/nginx/site.ltd_http_error.log;

    root /var/www/site;
    client_max_body_size 0;

    location / {
        try_files $uri @app;
    }

    location @app {
        proxy_pass http://127.0.0.1:8080/;
        proxy_buffering on;
        proxy_redirect off;
        proxy_next_upstream error timeout invalid_header http_500 http_502 http_503;

        ### Set headers ####
        proxy_set_header Host $http_host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}