How are SAPUI5 applications deployed in real project scenario?

Hi all,

I would like to know how are the SAPui5 applications deployed in real project scenario is it via deploying in abap server and run the application as BSP application ? or is there anyother way to do it.How are the files .js..gateway service moved from DEV to QA system ? can all of these be attached to a TR?

Thanks

Deepan