nginx.conf

server {
    server_name api.flashplay.app;

    listen [::]:443 ssl; # managed by Certbot
    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/my.flashplay.app/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/my.flashplay.app/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

    location / {
#        if ($request_method = OPTIONS) {
#            return 204;
#        }

#        add_header 'Access-Control-Allow-Origin' "$http_origin" always;
#        add_header 'Access-Control-Allow-Methods' 'POST,GET,PUT,DELETE,OPTIONS' always;
#        add_header 'Access-Control-Max-Age' 3600;
#        add_header 'Access-Control-Allow-Credentials' 'true' always;
#        add_header 'Access-Control-Expose-Headers' 'Authorization,Content-Length';
#        add_header 'Access-Control-Allow-Headers' 'Accept,Authorization,Cache-Control,Content-Type,DNT,If-Modified-Since,Keep-Alive,Origin,User-Agent,X-Requested-With,append,de$
        #add_header Access-Control-Allow-Headers Authorization;
#        add_header Host $host;
#        proxy_pass_request_headers on;
#        proxy_pass_header Authorization;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header Host $host;

        proxy_pass http://localhost:3002;
        client_max_body_size 100M;
    }
    access_log /var/log/nginx/api.flashplay.app.log;
    error_log /var/log/nginx/api.flashplay.app.error.log;
}
server {
    if ($host = api.flashplay.app) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    listen 80;
    listen [::]:80;
    server_name api.flashplay.app;
    return 404; # managed by Certbot
}