How to show custom file data view

#1

I’ve created all customes file.
eg. custom file
custom.yml
custom.md
custom.twig
i’ve made all the file like below.but can’t see view on page

Untitled-1
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#2

I can see on your twig you loop through page.header.features but in you yaml your list is named course

#3

it’s work Thanks for the help.:blush: