Error message improvements for `composecolors`#63

Merged

icweaver merged 2 commits intoJuliaAstro:masterfrom

icweaver:composecolors-err-msg

Apr 5, 2025

Commits on Apr 2, 2025

err msgs + tests
icweaver
committed

Commits on Apr 5, 2025

Merge branch 'JuliaAstro:master' into composecolors-err-msg
icweaver
authored