If you performed additional changes, like deleting files or changing file names, then you must map the following steps accordingly.
In difference to the static files stored in the file store, cache headers are not automatically set for static files served from a war file. External means like overwriting headers in the HTTP Server must be used in this case.
The newly created theme, the script to register the theme and skins, and the list of runtime configurations that are required on the server are passed to the operations team. They can then install the solution on the staging or production system.
Parent topic: Repacking the static content of an existing theme to an ear file