yarn 1.22.21

:; (node ./preinstall.js > /dev/null 2>&1 || true)

The provided script is a preinstall script designed to handle a particular issue with global binary installations using npm. If Node's Corepack tool has created a Yarn shim (a symbolic link), the script will remove the symlink for Yarn if it's linking to Corepack, to allow npm install -g yarn to work without crashing due to npm's refusal to overwrite non-npm owned binaries. The script doesn't contain any operations that are indicative of a code designed to steal sensitive information, gain root access, run or download remote code, or otherwise harm the system.