listings / mstdn_proxy_common_setting.conf
map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}

map $http_cf_connecting_ip $x_real_ip_ip {
    default $http_cf_connecting_ip;
    '' $remote_addr;
}

proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=CACHE:10m inactive=7d max_size=1g;