Kobo on docker behined reverse proxy nginx

How to configure kobo on docker behind reverse proxy nginx with https on other server

current env on dns

ee.mydomain.dom

192.168.1.12

kc.mydomain.dom

192.168.1.12

kf.mydomain.dom

192.168.1.12

reverse proxy kobo.mydomain.dom on other server
192.168.1.200

note:
1- kobo run on docker with internal url kc.mydomain.dom:8000

kf.mydomain.dom:8000

ee.mydomain.dom:8000

kc.mydomain.dom:8000

2- kobo.mydomain.dom will redirect to kobo on docker how to do this

3- forms cannot be access through any url with port 8000 kf.mydomain.dom:8000 it work only when port 80 found

any help ?

Any updates about this issue !?