server {
    listen 80;

    # Static files
    location /static {
        alias /code/static;
    }

    # Reverse proxy
    location / {
        proxy_pass http://127.0.0.1:8000;
    }

    # security headers
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "no-referrer-when-downgrade" always;
    add_header Content-Security-Policy "default-src * data: 'unsafe-eval' 'unsafe-inline'" always;
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload" always;

    # gzip
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types text/plain text/css text/xml application/json application/javascript application/xml+rss application/atom+xml image/svg+xml;

    # Proxy
    proxy_cache_bypass	$http_upgrade;
    proxy_set_header Upgrade			$http_upgrade;
    proxy_set_header Connection 		"upgrade";
    proxy_set_header Host				$host;
    proxy_set_header X-Real-IP			$remote_addr;
    proxy_set_header X-Forwarded-For	$proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto	$scheme;
    proxy_set_header X-Forwarded-Host	$host;
    proxy_set_header X-Forwarded-Port	$server_port;
}