dump env vars
ZEF_TEST_DEGREE=5
ZEF_FETCH_DEGREE=1
install [App::GTD]
...
/tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/share/perl6/site/bin/zef
1.0.0
/tmp/whateverable/rakudo-moar/fe0e20c28859ea709eefad19af452c9d35dff20d/bin//raku
Welcome to Rakudo™ v2025.11.
Implementing the Raku® Programming Language v6.d.
Built on MoarVM version 2025.11.
===> Searching for: App::GTD
Failed to resolve some missing dependencies (use e.g. --exclude="Config::TOML" to skip)
===> Searching for missing dependencies: Config, Config::Parser::toml, Grammar::TodoTxt, IO::Path::XDG
===> Searching for missing dependencies: Hash::Merge:ver<2.0.0>, IO::Glob, Log:ver<0.3.0>:auth<cpan:TYIL>, Config::TOML:ver<0.1.2>:auth<atweiden>, Config:ver<3.0.3>:auth<cpan:TYIL>
===> Failed to find dependencies: Config::TOML:ver<0.1.2>:auth<atweiden>