server {
    listen 80;
    server_name _;

    root /usr/share/nginx/html;
    index index.html;

    location ${BASE_PATH}/ {
        rewrite ^${BASE_PATH}(/.*)$ $1 break;
        try_files $uri $uri/ /index.html;
    }

    location = ${BASE_PATH} {
        return 301 ${BASE_PATH}/;
    }
}