配置如下

server {
    listen 80;
    server_name ~^remote\.(?<appname>.+)\.note\.loc$;
    root /var/www/app-$appname;

    location / {
            try_files $uri $uri/ /index.html /index.php$is_args$args;
      }
        location = /favicon.ico {
                log_not_found off;
                access_log off;
        }
        location ~ \.php$ {
                fastcgi_buffers 8 16k;
                fastcgi_buffer_size 32k;
                fastcgi_intercept_errors on;
                include       fastcgi.conf;
                fastcgi_pass  unix:/var/run/php-fpm/www.sock;
        }
    access_log /var/log/nginx/${host}_access.log access;
}