sogo_ynh/conf/nginx.conf

# SOGo Proxying
#sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
location ^~ __PATH__/ {
    
    proxy_pass http://127.0.0.1:__PORT__;
    proxy_redirect http://127.0.0.1:__PORT__/SOGo/ /SOGo;
    # forward user's IP address
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $host;
    proxy_set_header x-webobjects-server-protocol HTTP/1.0;
    proxy_set_header x-webobjects-remote-host 127.0.0.1;
    proxy_set_header x-webobjects-server-name $server_name;
    proxy_set_header x-webobjects-server-url $scheme://$host;
    include conf.d/yunohost_panel.conf.inc;

    client_max_body_size 100M;
}

location __PATH__.woa/WebServerResources/ {
    alias /usr/lib/GNUstep/SOGo/WebServerResources/;
}
location __PATH__/WebServerResources/ {
    alias /usr/lib/GNUstep/SOGo/WebServerResources/;
}
location ^__PATH__/so/ControlPanel/Products/([^/]*)/Resources/(.*)$ {
    alias /usr/lib/GNUstep/SOGo/$1.SOGo/Resources/$2;
}