Replace all reference to `custom` folder with `ext` in the FE v4 documentation#7

Merged

mishuagrawal merged 3 commits intoSAP-docs:mainfrom nlunets:main

Jul 4, 2023

Commits on Oct 25, 2022

Commits on Jul 4, 2023

Merge branch 'main' into main
mishuagrawal
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