How can i deploy release build on my server

Hello ,
I made some changes in the jitsi UI and i want to deploy on my server please help how can i deploy react code on my server.

What i’m doing

  1. firstly i have take a clone from jitsi repo
  2. Change the some ui colors
  3. try to make a build run the command
  4. After success of this command
    getting this
    ([ ! -x ] || ./

rm -fr build

now anyone can help how can i get build compile code like other react application and tell me how can i deploy my react web code on my testing server

Thanks & Regards