Fix Simple UI loading flashes
Created by: novoselrok
Fixes #39740 (closed)
Old
https://user-images.githubusercontent.com/6417322/184857371-ae7eaf61-297c-4349-be28-f057ebd5d351.mov
New
https://user-images.githubusercontent.com/6417322/184857410-9ab8e925-c4c2-4214-81f0-9585cfcd97a0.mov
Test plan
- Enable Simple UI
- Do a search
- No old UI flash should happen
- Go to the file page
- Again, no old UI should flash
App preview:
Check out the client app preview documentation to learn more.