feat: add repl package

common/default.nix

@@ -73,6 +73,7 @@
 
       home.packages =
         [
+          config.customPkgs.repl
           nix-melt.packages.x86_64-linux.default
           nurl.packages.x86_64-linux.default
         ]

common/pkgs/repl/default.nix

@@ -16,7 +16,7 @@ in
       ;;
       *)
         if [ -z "$1" ]; then
-          nix repl ${repl}
+          nix repl --arg flakePath $(${coreutils}/bin/readlink -f "/etc/nixos") ${repl}
         else
           nix repl --arg flakePath $(${coreutils}/bin/readlink -f $1 | ${gnused}/bin/sed 's|/flake.nix||') ${repl}
         fi

common/pkgs/repl/repl.nix

@@ -1,5 +1,5 @@
 {
-  flakePath ? ../../../.,
+  flakePath ? null,
   hostnamePath ? "/etc/hostname",
   registryPath ? /etc/nix/registry.json,
 }: let