Janetsh sysrc nixos

sysrc

users.extraUsers.ac = {
  shell = "${janetsh}/bin/janetsh-posix-wrapper";
};

environment.etc."janetsh.rc".text = ''
  (import posixsh)

  (def env-blacklist @{"_" true})

  (when (not (= "1" (os/getenv "__NIXOS_SET_ENVIRONMENT_DONE")))
    (posixsh/source-env "${config.system.build.setEnvironment}" nil env-blacklist))
'';

environment.shells = [
  "/run/current-system/sw/bin/janetsh"
  "/run/current-system/sw/bin/janetsh-posix-wrapper"
  "${janetsh}/bin/janetsh"
  "${janetsh}/bin/janetsh-posix-wrapper"
];