nginx codeigniter config

nginx.conf

server {
    server_name kawan.dev 139.180.210.169;
    root /var/www/html/ci-pdam;
   # root /var/www/html/;
    index index.php index.html index.htm;
    location / {
        try_files $uri $uri/ /index.php;
    }

    location ~* ^.+.(jpg|jpeg|gif|css|png|js|ico|xml)$ {
        expires           15d;
    }

    location ~ \.php$ {
        include /etc/nginx/fastcgi_params;
        fastcgi_index  index.php;
        fastcgi_param  SCRIPT_FILENAME  /var/www/html/ci-pdam/index.php;
        fastcgi_param  REQUEST_URI      $request_uri;
        fastcgi_param  QUERY_STRING     $query_string;
        fastcgi_param  REQUEST_METHOD   $request_method;
        fastcgi_param  CONTENT_TYPE     $content_type;
        fastcgi_param  CONTENT_LENGTH   $content_length;
        fastcgi_pass unix:/var/run/php/php7.2-fpm.sock;
     }
}