Discourse = Debian \ Docker 1000MB Upload

root@ynm:~# docker ps
CONTAINER ID   IMAGE                 COMMAND        CREATED      STATUS          PORTS                                                                                NAMES
a63ab078dfcc   local_discourse/app   "/sbin/boot"   7 days ago   Up 14 minutes   0.0.0.0:8000->80/tcp, [::]:8000->80/tcp, 0.0.0.0:8003->443/tcp, [::]:8003->443/tcp   app
root@ynm:~# docker exec -it a63ab078dfcc /bin/bash
root@ynm-app:/#
root@ynm-app:/# nano /etc/nginx/conf.d/discourse.conf

  # maximum file upload size (keep up to date when changing the corresponding site setting)
  client_max_body_size 1000m ; (10M) 

  # path to discourse's public directory
  set $public /var/www/discourse/public;
ctrl +c save
root@ynm-app:/# exit
exit
root@ynm:~# docker restart app
app
root@ynm:~#
https://*****/admin/site_settings/category/all_results?filter=max%20attachment 
max attachment size kb 1000 
save
https://*****/admin/site_settings/category/all_results?filter=authorized%20extensions
set mp4 (video,music...) save