server {        listen 443 default ssl;        listen [::]:443 ssl;        root /var/www/html/api_mobile/public;        include snippets/ssl-params.conf;        add_header X-Frame-Options "SAMEORIGIN";        add_header X-Content-Type-Options "nosniff";        index index.html index.php index.htm index.nginx-debian.html;        server_name sitename.com;        charset utf-8;        location / {             if ($scheme ="http") {                # redirect all non api traffic to https block                return 301 https://$server_name$request_uri;             }                       try_files $uri $uri/ /index.php?$query_string;        }        location = /favicon.ico { access_log off; log_not_found off; }        location = /robots.txt  { access_log off; log_not_found off; }        error_page 404 /index.php;        location ~ \.php$ {            fastcgi_pass unix:/run/php/php8.2-fpm.sock;            fastcgi_param SCRIPT_FILENAME $realpath_root$fastcgi_script_name;            include fastcgi_params;        }    ssl_certificate /etc/letsencrypt/live/sites/fullchain.pem; # managed by Certbot    ssl_certificate_key /etc/letsencrypt/live/site/privkey.pem; # managed by Certbot}

if ($scheme ="http") {                # redirect all non api traffic to https block                return 301 https://$server_name$request_uri;}