Fix utility script bugs

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

lib/scripts/install.sh

@@ -59,7 +59,7 @@ setup_wifi() {
   fi
 
   echo "Waiting for a network connection..."
-  for i in {1..10}; do
+  for _ in {1..10}; do
     if ping -c 1 google.com &>/dev/null; then
       echo "Connected to the network successfully."
       return
@@ -73,8 +73,9 @@ setup_wifi() {
 
 select_host() {
   echo "Available hosts:"
-  echo $(nix --experimental-features "nix-command flakes" flake show --json |
-    nix --experimental-features "nix-command flakes" shell nixpkgs#jq --command jq -r '.nixosConfigurations | keys[]')
+  hosts=$(nix --experimental-features "nix-command flakes" flake show --json \
+    | nix --experimental-features "nix-command flakes" shell nixpkgs#jq --command jq -r '.nixosConfigurations | keys[]')
+  echo "${hosts}"
 
   echo "Enter host:"
   read -r host
@@ -120,8 +121,8 @@ copy_config() {
   read -r copy_config
 
   if [[ "${copy_config}" =~ ^([yY][eE][sS]|[yY])$ ]]; then
-    rm -rf /mnt/etc/nixos
-    cp -r . /mnt/etc/nixos
+    rm -rf /mnt/persist/etc/nixos
+    cp -r . /mnt/persist/etc/nixos
     echo "Configuration copied successfully."
   fi
 }