server {
    listen 8080;
    server_name localhost;
    root /usr/share/nginx/html;
    index index.html;

    # Portail VitePress (fichiers statiques + clean URLs)
    location / {
        try_files $uri $uri/ $uri.html =404;
    }

    # Slidev : /slides/<slug> ou /slides/<slug>/ → première planche (comme static-preview.mjs)
    # $http_host conserve le port client (reverse proxy, docker -p host:8080).
    location ~ ^/slides/([^/]+)/?$ {
        return 302 $scheme://$http_host/slides/$1/1$is_args$args;
    }

    # Decks Slidev : assets et routes SPA (/1, /2, …)
    location ~ ^/slides/(?<slug>[^/]+)(?<rest>/.*)$ {
        try_files $uri $uri/ /slides/$slug/index.html;
    }
}