made username easily changable

switched from independant home-manager updating to unified updating
updated disk parttion uuid's after resintalling

modules/scripts.nix

@@ -18,10 +18,6 @@ let
     nix-collect-garbage -d
   ''; 
 
-  apply-user = pkgs.writeShellScriptBin "apply-user" ''
-    home-manager switch --flake /etc/nixos/#$(whoami)
-  ''; 
-
   apply-system = pkgs.writeShellScriptBin "apply-system" ''
     if ! [ $(id -u) = 0 ]; then
       echo "RUN AS ROOT"
@@ -37,8 +33,6 @@ let
     fi
     update-system
     apply-system
-    apply-user
-    sudo -u gerg apply-user
   '';
 
   polybar-tray = pkgs.writeShellScriptBin "polybar-tray" ''
@@ -52,5 +46,5 @@ let
     curl -F 'clbin=<-' https://clbin.com
   '';
 in {
-  environment.systemPackages = [ update-system clean-store apply-user apply-system polybar-tray full-upgrade pastebin];
+  environment.systemPackages = [ update-system clean-store apply-system polybar-tray full-upgrade pastebin];
 }

modules/smb.nix

@@ -1,3 +1,4 @@
+{username, ...}:
 {
   services.samba-wsdd.enable = true; # make shares visible for windows 10 clients
     networking.firewall = {
@@ -10,11 +11,11 @@
     openFirewall = true;
     shares = {
       Share = {
-        path = "/home/gerg/Share";
+        path = "/home/${username}/Share";
         browseable = "no";
         "read only" = "no";
         "guest ok" = "no";
-        "force user" = "gerg";
+        "force user" = "${username}";
         "force group" = "users";
       };
     };

modules/vfio.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ pkgs, username, ... }:
 {
   boot = {
     kernelParams = [ "amd_iommu=on" "iommu=pt" "vfio_iommu_type1.allow_unsafe_interrupts=1" "kvm.ignore_msrs=1" ];
@@ -15,7 +15,7 @@
         runAsRoot = true;
         ovmf.enable = true;
         verbatimConfig = ''
-        user = "gerg"
+        user = "${username}"
         group = "kvm"
         namespaces = []
         '';

modules/xserver.nix

@@ -1,4 +1,4 @@
-{config, pkgs, ... }:
+{config, pkgs, username, ... }:
 {
   services.xserver = {
     enable = true;
@@ -20,7 +20,7 @@
           enable = true;
            extraConfig = ''
 [greeter]
-user = gerg
+user = ${username}
 show-password-label = false
 password-label-text = 
 invalid-password-text =