jw@kiste:~/lvgl$ (cd src/lv_font/ && ../../scripts/built_in_font/generate_all.py)
Generating 8 px
sh: 1: ./built_in_font_gen.py: not found
[ many errors deleted... ]
jw@kiste:~/lvgl$ (cd scripts/built_in_font/ && ../../scripts/built_in_font/generate_all.py)
Generating 8 px
sh: 1: lv_font_conv: not found
sed: can't read lv_font_montserrat_8.c: No such file or directory
[ many errors deleted... ]
How is this script meant to be run?