Add impermanence create option

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

hosts/common/configs/system/nix-install/install.sh

@@ -73,16 +73,17 @@ copy_keys() {
 
     local user
     user=$(basename "$path")
+
     mkdir -p "$root/persist/state/home/$user/.config/sops-nix"
     cp -f "$flake/secrets/$key/key.txt" "$root/persist/state/home/$user/.config/sops-nix/key.txt"
-  done
-}
 
-set_permissions() {
-  for path in "$flake/hosts/$host/users"/*; do
-    local user
-    user=$(basename "$path")
-    chown -R "$(cat "$flake/hosts/$host/users/$user/uid"):100" "$root/persist/state/home/$user"
+    owner=$(cat "$flake/hosts/$host/users/$user/uid")
+    group=100
+    chown "$owner:$group" \
+      "$root/persist/state/home/$user" \
+      "$root/persist/state/home/$user/.config" \
+      "$root/persist/state/home/$user/.config/sops-nix" \
+      "$root/persist/state/home/$user/.config/sops-nix/key.txt"
   done
 }
 
@@ -144,26 +145,18 @@ main() {
   set_password_file
 
   case "$mode" in
-    install)
-      prepare_disk "destroy,format,mount"
-      copy_keys
-      set_permissions
-      install
-      if [[ "$copy_config_flag" == "true" ]]; then copy_config; fi
-      if [[ "$reboot_flag" == "true" ]]; then finish; fi
-      ;;
-    repair)
-      prepare_disk "mount"
-      copy_keys
-      install
-      if [[ "$copy_config_flag" == "true" ]]; then copy_config; fi
-      if [[ "$reboot_flag" == "true" ]]; then finish; fi
-      ;;
+    install) prepare_disk "destroy,format,mount";;
+    repair) prepare_disk "mount";;
     *)
       echo "Invalid mode: $mode"
       usage
       ;;
   esac
+
+  copy_keys
+  install
+  [[ "$copy_config_flag" == "true" ]] && copy_config
+  [[ "$reboot_flag" == "true" ]] && finish
 }
 
 main "$@"