docs: refresh validation.md, CONTRIBUTING, and sample-event - #58

docs: refresh validation.md, CONTRIBUTING, and sample-event#58

ademboukabes merged 1 commit into

developMicroClub-USTHB/mctf-cli:developfrom

docs/refresh-spec-and-samplesMicroClub-USTHB/mctf-cli:docs/refresh-spec-and-samplesCopy head branch name to clipboard