$ chicken-csi -R base64 -p '(base64-encode "hello")'
error...
$ export CHICKEN_INSTALL_PREFIX=/home/theo/.local/share/chicken
$ export CHICKEN_INSTALL_REPOSITORY=/home/theo/.local/share/chicken/lib
$ export PATH=$PATH:/home/theo/.local/share/chicken/bin
$ export CHICKEN_REPOSITORY_PATH=/home/theo/.local/share/chicken/lib:/usr/lib/chicken/9/
$ chicken-install base64
install...
$ chicken-csi -R base64 -p '(base64-encode "hello")'
work well !