mkIf impermanence

Signed-off-by: Hadi <hadi@example.fr>

hosts/work/home.nix

@@ -1,6 +1,7 @@
 {
   config,
   inputs,
+  lib,
   ...
 }: {
   imports = [
@@ -48,7 +49,7 @@
     inherit (config.var) username;
     homeDirectory = "/home/" + config.var.username;
 
-    persistence."/persist" = {
+    persistence."/persist" = lib.mkIf (config.var.impermanenceEnabled or false) {
       directories = [
         ".config/nixos" # this repo itself (nixy manages it here)
         ".local/share"

hosts/work/variables.nix

@@ -26,6 +26,7 @@
 
     autoUpgrade = false;
     autoGarbageCollector = true;
+    impermanenceEnabled = true;
   };
 
   # DON'T TOUCH THIS