伪静态，nginx里添加如下配置即可，可避免安装后/admin 出现404的状况

    location / {
    try_files $uri $uri/ /index.php?$args;
    }

    location ^~ /bl-content/tmp/ { deny all; } 
    location ^~ /bl-content/pages/ { deny all; } 
    location ^~ /bl-content/databases/ { deny all; }