synapse

server {
    listen 443 ssl;
    listen [::]:443 ssl;

    server_name matrix.example.duckdns.org;

    include /config/nginx/ssl.conf;
    client_max_body_size 0;

    location /_matrix {
        proxy_pass http://172.17.0.1:8008;
        proxy_set_header X-Forwarded-For $remote_addr;
    }
}

server {
    listen 8448 ssl default_server;
    listen [::]:8448 ssl default_server;
    server_name matrix.example.duckdns.org;

    include /config/nginx/ssl.conf;
    client_max_body_size 0;

    location / {
        proxy_pass http://172.17.0.1:8008;
        proxy_set_header X-Forwarded-For $remote_addr;
    }
}