new default.conf

upstream app {
    # Path to Puma SOCK file, as defined previously
    server unix:/var/run/puma/my_app.sock fail_timeout=0;
}

server {
	#listen 80;
	server_name kohrvid.com www.kohrvid.com; # localhost;
    root /var/app/current/public;

    listen              443;
    ssl on;
    ssl_certificate     /etc/letsencrypt/live/kohrvid.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/kohrvid.com/privkey.pem;

    location / {
#	    rewrite ^ https://$server_name$request_uri? permanent;
	    try_files $uri/index.html $uri @app;
    }

    location @app {
        proxy_pass http://app;
        proxy_set_header X_FORWARDED_PROTO https;
#	proxy_set_header  X-Forwarded-Proto https;
        proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header  Host $http_host;
        proxy_set_header  X-Url-Scheme $scheme;
	proxy_redirect    off;
	proxy_max_temp_file_size 0;
    }

    error_page 500 502 503 504 /500.html;
    client_max_body_size 4G;
    keepalive_timeout 10;
}