Nginx config lumen php

gistfile1.txt

server {
    listen 80 default_server;
    listen [::]:80 default_server ipv6only=on;
    root /home/javier/sites/sitename/public;
    index index.php index.html index.htm;

    server_name server_domain_or_IP;

    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }

     location ~ \.php$ {
        fastcgi_param APPLICATION_ENV development;
        include snippets/fastcgi-php.conf;
        fastcgi_pass unix:/run/php/php7.0-fpm.sock;
    }
}