Establishes a simple framework for supporting workflow commands.
Fully implements `::add-mask::`, `::debug::`, and `::stop-commands::`.
Addresses #148
Co-authored-by: Jason Song <i@wolfogre.com>
Reviewed-on: https://gitea.com/gitea/act_runner/pulls/149
Reviewed-by: Jason Song <i@wolfogre.com>
Co-authored-by: Søren L. Hansen <sorenisanerd@gmail.com>
Co-committed-by: Søren L. Hansen <sorenisanerd@gmail.com>