-- Update advanced_config for proxy host 27 with maintenance mode
UPDATE proxy_host
SET advanced_config = '# Maintenance mode: Internet → maintenance page, INPI LAN → PROD
set $maintenance 0;
if ($remote_addr !~* ^10\.22\.68\.) {
    set $maintenance 1;
}
if ($maintenance = 1) {
    return 503;
}

# Custom error page for maintenance
error_page 503 /maintenance.html;

# Serve maintenance page
location = /maintenance.html {
    root /data/nginx/html;
    internal;
}

# www → non-www redirect
if ($host = ''www.nordabiznes.pl'') {
    return 301 https://nordabiznes.pl$request_uri;
}

# HSTS Header
add_header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload" always;'
WHERE id = 27;