lint(track_config): warn for empty `practices` and Practice Exercise prereqs - #428

Draft

ee7 wants to merge 2 commits into

exercism:mainfrom

ee7:lint-track-config-warn-empty-practices-prereqs

Commits on Sep 16, 2021

lint(track_config): check for empty `practices`
ee7
committed
84a44c9
lint(track_config): check for empty PE `prerequisites`
ee7
committed
862ebfe