just grabbed and built today, but encountered this error. i used this workaround
[2/4] Fetching packages...
error meyda@4.3.1: The engine "node" is incompatible with this module. Expected version "^8 || ^10 || ^12". Got "21.5.0"
error Found incompatible module.
info Visit https://yarnpkg.com/en/docs/cli/install for documentation about this command.
renick@kick:~/javascript/hydra/hydra$ yarn install --ignore-engines
hi!
just grabbed and built today, but encountered this error. i used this workaround