- Added Compile button and compilation state indication
- Removed compile-on-save
- Prevent compiling during PIE
#jira UE-140363
[REVIEW]
#preflight 61f91266c54b18c42dcefc21
#ROBOMERGE-AUTHOR: mikko.mononen
#ROBOMERGE-SOURCE: CL 18806713 in //UE5/Release-5.0/... via CL 18808593 via CL 18822193
#ROBOMERGE-BOT: UE5 (Release-Engine-Test -> Main) (v908-18788545)
[CL 18822498 by mikko mononen in ue5-main branch]
