got rid of travis stuff and added github actions badge to readme#729

Merged

ketch merged 2 commits intoclawpack:masterfrom pavelkomarov:nix_travis

Oct 6, 2024

+1-154

Commits on Oct 3, 2024

got rid of travis stuff and added github actions badge to readme
pavelkomarov
committed
removing apparently unmodified starter github actions script, probably unused
pavelkomarov
committed