Adjust install path and readme

README.md

@@ -26,8 +26,5 @@ then set the required crypt and root pw and start the installer script:
 
 ```
 nix-shell -E "import (builtins.fetchurl https://git.cluster.gay/hans/nixos-install/raw/branch/main/shell.nix)"
-export CRYPT_PW="pol...."
-#optionally set root disk if it is not /dev/nvme0n1
-export ROOT_DISK=/dev/sd.....
 ```
 

shell.nix

@@ -42,6 +42,6 @@ pkgs.mkShell {
 
     # Clone the repository
     git clone ssh://git@git.cluster.gay:2222/hans/nix.git /mnt/
-    bash /mnt/etc/install.bash
+    bash /mnt/etc/nixos/install.bash
   '';
 }